Weekly structural research · TAI · Industrials

3504 Stage Analysis

Young Optics Inc.

Week ending 9 Oct 2026Close TWD 82.60Tenure NewBenchmark ^TWII

Screen this regime Supporting research Report data ↗

Executive diagnosis

What the Activity Line geometry says now

Structure, not prediction

Deceleration · Recompressing

The upward structure remains, but its energy is decelerating.

Trend remains positive, but Activity or price acceptance is losing strength. This can become a healthy recompression, a re-acceleration, or a Rotation Down.

The Trend gate is up within the current regime.
Fast Activity versus Slow Activity: weakening.
Activity structure: compressed and contracting.

Direction 40−100 bearish to +100 bullish

Energy 21/100directional strength

Maturity 35/100lifecycle context

Confidence 80/100evidence agreement

Trend gate Upstructural direction

Activity structure Compressedcontracting separation

Price acceptance +33.3%position within the Activity structure

Fair Value context +36.8%TWD 60.39 · weakening

Trend Architecture map · Historical context

Weekly close, Activity, Trend and Fair Value

Follow price and Trend first, then add Activity Lines to inspect the structure. Subtle bands show the regime recognized at each completed observation; the dashed line marks current Fair Value, not a historical forecast.

CloseTrendCurrent Fair Value

Background stage key

BalanceDirection is contained.
Rotation UpStructure is turning higher.
Upward ExpansionUptrend is established.
DecelerationUptrend is losing energy.
Rotation DownStructure is turning lower.
Downward ExpansionDowntrend is established.

View chart values · 156 observations

Week	Close	Trend	Relative Strength	Volume	Regime	Direction	Energy
2026-10-09	82.60	73.58	-4.86	6198738	Deceleration	40	21
2026-10-02	80.10	72.76	-6.66	3471112	Upward Expansion	37	20
2026-09-25	78.50	72.11	-8.30	5036428	Upward Expansion	53	36
2026-09-18	80.50	71.64	-5.07	6827431	Upward Expansion	59	65
2026-09-11	80.70	70.75	-3.39	11303022	Upward Expansion	59	65
2026-09-04	89.70	69.84	5.70	3298692	Upward Expansion	71	70
2026-08-28	89.50	68.66	5.38	12064489	Deceleration	62	51
2026-08-21	79.70	67.58	-4.36	2161440	Deceleration	43	22
2026-08-14	74.10	66.78	-12.75	1219108	Deceleration	12	14
2026-08-07	73.60	66.01	-10.93	2469000	Deceleration	7	19
2026-07-31	68.50	65.29	-15.54	2141208	Deceleration	17	23
2026-07-24	62.10	64.73	-24.80	436100	Deceleration	7	17
2026-07-17	64.00	64.37	-21.20	764411	Upward Expansion	22	15
2026-07-10	81.80	63.98	-5.76	0	Upward Expansion	57	44
2026-07-03	78.60	62.93	-12.39	4698930	Upward Expansion	59	45
2026-06-26	82.40	61.96	-3.96	14256145	Upward Expansion	62	52
2026-06-19	91.20	60.80	1.74	32721679	Upward Expansion	83	63
2026-06-12	74.70	59.46	-12.40	10973331	Upward Expansion	64	70
2026-06-05	80.90	58.69	-7.44	12188766	Upward Expansion	73	86
2026-05-29	77.80	57.82	-10.71	9902758	Upward Expansion	71	82
2026-05-22	83.40	57.13	0.77	33261716	Upward Expansion	87	85
2026-05-15	77.30	56.24	-4.35	15140030	Upward Expansion	83	79
2026-05-08	62.10	55.64	-24.17	3530360	Upward Expansion	56	64
2026-05-01	63.30	55.52	-17.94	3067402	Upward Expansion	55	61
2026-04-24	66.30	55.36	-14.55	22257253	Balance	64	46
2026-04-17	67.40	55.20	-8.60	7567248	Balance	63	26
2026-04-10	52.20	54.90	-26.72	742857	Balance	-15	18
2026-04-03	51.20	55.20	-22.64	1202568	Rotation Up	-15	12
2026-03-27	54.90	55.48	-19.23	1803107	Rotation Up	19	17
2026-03-20	58.30	55.57	-16.15	3066477	Rotation Up	29	48
2026-03-13	58.10	55.53	-16.84	2726107	Rotation Up	28	46
2026-03-06	60.50	55.49	-14.72	7775371	Rotation Up	28	46
2026-02-27	64.50	55.28	-14.63	9426826	Rotation Up	44	48
2026-02-13	53.80	54.80	-25.76	1240172	Balance	-10	14
2026-02-06	53.40	54.60	-22.94	1105243	Balance	-8	18
2026-01-30	54.20	54.37	-23.15	2025133	Balance	9	18
2026-01-23	57.20	54.07	-19.21	3260137	Balance	15	19
2026-01-16	55.50	53.70	-20.77	3895912	Balance	9	12
2026-01-09	51.10	53.38	-24.90	840021	Balance	-11	13
2026-01-02	52.00	53.18	-21.87	654379	Balance	-11	11
2025-12-26	51.80	52.99	-20.67	423062	Rotation Down	-15	16
2025-12-19	51.10	52.85	-19.66	658109	Rotation Down	-28	26
2025-12-12	52.30	52.79	-19.55	1021170	Rotation Down	-22	38
2025-12-05	50.40	52.67	-22.24	506336	Rotation Down	-25	55
2025-11-28	49.50	52.49	-23.11	489004	Rotation Down	-27	54
2025-11-21	47.45	52.36	-23.40	852110	Deceleration	-38	49
2025-11-14	51.00	52.24	-21.10	927153	Deceleration	-4	19
2025-11-07	51.70	52.00	-21.21	1511304	Deceleration	-0	13
2025-10-31	54.80	51.73	-18.62	2521297	Deceleration	33	19
2025-10-24	57.10	51.71	-13.40	2894047	Deceleration	38	22
2025-10-17	56.70	51.72	-13.49	2613101	Upward Expansion	41	26
2025-10-10	59.50	51.83	-9.47	979092	Upward Expansion	49	37
2025-10-03	58.50	51.84	-9.45	849128	Upward Expansion	58	43
2025-09-26	58.40	51.97	-5.60	3221278	Upward Expansion	62	50
2025-09-19	61.60	52.28	-0.53	3774396	Rotation Up	73	60
2025-09-12	58.40	52.62	-5.36	2100633	Rotation Up	39	56
2025-09-05	61.20	52.87	2.94	4463488	Rotation Up	52	75
2025-08-29	59.40	52.93	0.88	3015341	Rotation Up	51	76
2025-08-22	57.70	52.90	-0.16	6494905	Rotation Up	39	70
2025-08-15	57.00	52.97	-3.72	2509372	Rotation Up	42	67
2025-08-08	56.90	53.07	-2.69	6098317	Downward Expansion	25	38
2025-08-01	54.30	53.30	-4.94	5128216	Downward Expansion	13	22
2025-07-25	50.20	53.63	-11.97	2941393	Downward Expansion	-31	19
2025-07-18	47.65	53.70	-16.74	945012	Downward Expansion	-44	34
2025-07-11	46.40	53.89	-17.02	647082	Downward Expansion	-59	45
2025-07-04	45.40	54.22	-18.50	868291	Downward Expansion	-60	45
2025-06-27	46.15	54.57	-17.75	1126686	Downward Expansion	-58	45
2025-06-20	45.75	54.93	-16.90	1147110	Downward Expansion	-60	46
2025-06-13	45.00	55.39	-18.70	1098646	Downward Expansion	-55	43
2025-06-06	46.30	55.92	-15.19	930772	Downward Expansion	-47	36
2025-05-30	47.70	56.26	-11.78	919005	Downward Expansion	-45	37
2025-05-23	49.20	56.58	-10.56	2181215	Downward Expansion	-49	43
2025-05-16	48.70	56.79	-12.48	2285069	Downward Expansion	-62	59
2025-05-09	45.15	57.03	-15.55	1439473	Downward Expansion	-65	80
2025-05-02	45.45	57.41	-14.82	1586037	Downward Expansion	-67	83
2025-04-25	43.95	57.72	-14.15	1315514	Rotation Down	-77	86
2025-04-18	43.80	58.05	-12.69	2039357	Rotation Down	-57	75
2025-04-11	43.55	58.38	-14.10	3206606	Upward Expansion	-50	63
2025-04-04	54.30	58.75	-2.27	2176545	Upward Expansion	-28	30
2025-03-28	57.20	58.89	1.21	2755801	Upward Expansion	11	17
2025-03-21	60.20	58.88	3.34	2024180	Upward Expansion	31	16
2025-03-14	59.80	58.72	3.57	3444445	Upward Expansion	49	31
2025-03-07	62.40	58.45	4.90	4483668	Upward Expansion	59	58
2025-02-28	67.70	58.20	10.88	4840134	Upward Expansion	63	67
2025-02-21	71.70	57.78	13.46	40266823	Upward Expansion	77	66
2025-02-14	65.90	57.29	6.28	15661767	Upward Expansion	67	44
2025-02-07	62.90	57.15	-0.71	4272986	Upward Expansion	59	32
2025-01-24	58.70	57.17	-8.37	3702119	Upward Expansion	48	47
2025-01-17	59.80	57.34	-6.05	5718350	Rotation Up	51	42
2025-01-10	59.90	57.43	-6.12	8735329	Rotation Up	21	38
2025-01-03	64.00	57.39	-0.05	19670340	Rotation Up	36	39
2024-12-27	64.00	57.22	-2.32	14893803	Rotation Up	14	7
2024-12-20	52.50	57.05	-17.72	1112509	Balance	-64	46
2024-12-13	53.20	57.20	-19.19	665292	Balance	-51	31
2024-12-06	56.20	57.29	-16.04	624000	Balance	-26	11
2024-11-29	56.10	57.27	-13.46	963127	Rotation Up	8	18
2024-11-22	56.80	57.24	-15.58	832417	Rotation Up	16	30
2024-11-15	59.70	57.13	-11.47	1140550	Balance	24	39
2024-11-08	60.70	56.94	-13.64	3259944	Balance	29	28
2024-11-01	56.60	56.82	-17.20	545012	Balance	-23	13
2024-10-25	57.20	56.89	-18.87	1581122	Balance	-23	14
2024-10-18	55.70	56.97	-21.99	610982	Balance	-33	15
2024-10-11	55.80	57.14	-20.41	593019	Downward Expansion	-37	18
2024-10-04	56.50	57.24	-17.86	866080	Downward Expansion	-47	28
2024-09-27	54.90	57.38	-22.61	1088003	Downward Expansion	-50	39
2024-09-20	53.80	57.74	-22.55	493011	Downward Expansion	-54	30
2024-09-13	53.80	58.27	-21.81	771283	Downward Expansion	-46	23
2024-09-06	54.50	58.83	-20.25	1014110	Downward Expansion	-44	21
2024-08-30	58.60	59.36	-18.11	1085487	Downward Expansion	-44	27
2024-08-23	56.80	59.81	-20.79	887172	Downward Expansion	-55	53
2024-08-16	55.30	60.24	-24.06	986419	Downward Expansion	-58	58
2024-08-09	51.80	60.62	-26.55	2517762	Downward Expansion	-71	52
2024-08-02	55.00	61.10	-23.31	1423014	Balance	-51	39
2024-07-26	55.00	61.50	-25.62	857009	Balance	-49	26
2024-07-19	57.10	61.92	-25.96	2791684	Rotation Up	-19	18
2024-07-12	61.70	62.15	-24.28	2124208	Rotation Up	21	32
2024-07-05	63.40	62.26	-21.77	3106819	Balance	28	35
2024-06-28	63.80	62.33	-20.37	5958586	Balance	13	27
2024-06-21	62.40	62.44	-23.63	3477582	Downward Expansion	-5	19
2024-06-14	58.80	62.61	-26.38	1866784	Downward Expansion	-32	25
2024-06-07	59.00	62.73	-24.71	2340029	Downward Expansion	-36	25
2024-05-31	58.90	62.68	-23.28	3445029	Downward Expansion	-42	32
2024-05-24	57.00	62.62	-28.01	2413134	Downward Expansion	-57	45
2024-05-17	55.90	62.61	-29.17	1674090	Downward Expansion	-61	62
2024-05-10	55.50	62.65	-28.67	1032328	Downward Expansion	-65	77
2024-05-03	55.30	62.83	-28.41	1012182	Downward Expansion	-66	81
2024-04-26	53.50	63.08	-30.81	1216056	Rotation Down	-79	86
2024-04-19	53.90	63.35	-28.97	1996570	Rotation Down	-54	68
2024-04-12	57.20	63.66	-29.81	2646044	Rotation Down	-45	61
2024-04-05	58.60	63.90	-27.63	1618913	Rotation Down	-33	59
2024-03-29	59.50	64.08	-27.32	2112559	Rotation Down	-30	53
2024-03-22	60.80	64.21	-26.40	2420832	Upward Expansion	-24	35
2024-03-15	58.80	64.23	-27.68	2385232	Upward Expansion	-32	33
2024-03-08	60.80	64.38	-26.46	3392432	Upward Expansion	7	11
2024-03-01	65.70	64.53	-17.90	5930639	Upward Expansion	40	25
2024-02-23	69.60	64.60	-13.61	12255043	Upward Expansion	60	57
2024-02-16	70.80	64.60	-11.46	2420576	Upward Expansion	62	63
2024-02-09	70.40	64.68	-10.09	1755164	Rotation Up	62	59
2024-02-02	71.90	64.82	-8.64	7417764	Rotation Up	44	47
2024-01-26	69.90	65.02	-11.51	25697248	Rotation Up	38	30
2024-01-19	66.70	65.28	-14.67	2652446	Balance	27	24
2024-01-12	66.10	65.65	-15.26	3252111	Balance	15	18
2024-01-05	66.90	66.04	-15.04	8388135	Balance	21	20
2023-12-29	67.60	66.51	-16.67	5725613	Balance	9	18
2023-12-22	64.10	67.14	-20.06	2251274	Balance	-3	19
2023-12-15	65.00	67.62	-19.92	8517707	Balance	0	25
2023-12-08	65.60	68.12	-18.57	2368568	Downward Expansion	-2	26
2023-12-01	67.00	68.47	-17.93	2981460	Downward Expansion	-8	20
2023-11-24	67.60	68.82	-17.22	15411130	Downward Expansion	-22	17
2023-11-17	62.20	69.12	-24.25	1751845	Downward Expansion	-62	53
2023-11-10	57.60	69.66	-28.45	1627461	Downward Expansion	-67	77
2023-11-03	57.20	70.64	-29.04	1640071	Downward Expansion	-72	82
2023-10-27	56.60	71.68	-28.73	1357080	Downward Expansion	-81	84
2023-10-20	57.20	72.72	-29.87	1916625	Downward Expansion	-83	75
2023-10-13	60.80	73.71	-27.65	1084009	Downward Expansion	-71	59
2023-10-06	62.70	74.50	-24.97	1211146	Downward Expansion	-61	52

Price vs TrendAbove+12.3%

Trend directionRising+12.7%

Price vs current Fair ValuePremium+36.8%

Fair Value directionMoving away-0.6%

Relative Strength vs benchmarkLagging-4.9%

Relative strength directionImproving+0.9%

Price momentumPositive+58.2%

Volume balanceDemand-led1.36×

Beyond the current label

Is the structure strengthening or losing force?

Direction and energy measure different things

Direction shows the upward or downward lean. Energy shows the force behind the structural move: high energy can accompany a strong decline as well as an advance.

Direction

40 / ±100

-18.9 points since 2026-09-11

Energy

21 /100

-44.6 points since 2026-09-11

Recent change compares the latest reading with four observations earlier. Missing readings remain unavailable. Use the chart values above to inspect individual observations.

3504 Directional State ↗

Comparative structural evidence

Why this architecture regime won

Every regime is evaluated

Balance46

Rotation Up33

Upward Expansion61

Deceleration86

Rotation Down23

Downward Expansion13

The winning regime is the state most consistent with the complete SM evidence set. Direction, energy, maturity and confidence describe different aspects of the current structure, while contradictory evidence remains visible rather than being averaged into false certainty.

Time spent in each state

The context behind today’s regime

2023-10-06 to 2026-10-09 · 156 classified observations out of 156 shown.

Balance 18%Rotation Up 15%Upward Expansion 24%Deceleration 8%Rotation Down 8%Downward Expansion 28%

Recent Trend Architecture ledger

Regime	Recognized	Last observation	Tenure	Move inside regime
Deceleration	2026-10-09	2026-10-09	New	+0.0%
Upward Expansion	2026-09-04	2026-10-02	Developing	-10.7%
Deceleration	2026-07-24	2026-08-28	Developing	+44.1%
Upward Expansion	2026-05-01	2026-07-17	Developing	+1.1%
Balance	2026-04-10	2026-04-24	New	+27.0%
Rotation Up	2026-02-27	2026-04-03	Developing	-20.6%
Balance	2026-01-02	2026-02-13	Developing	+3.5%
Rotation Down	2025-11-28	2025-12-26	Developing	+4.6%
Deceleration	2025-10-24	2025-11-21	Developing	-16.9%
Upward Expansion	2025-09-26	2025-10-17	New	-2.9%
Rotation Up	2025-08-15	2025-09-19	Developing	+8.1%
Downward Expansion	2025-05-02	2025-08-08	Established	+25.2%
Rotation Down	2025-04-18	2025-04-25	New	+0.3%
Upward Expansion	2025-01-24	2025-04-11	Developing	-25.8%

Classic Stage Analysis comparison

Stage 1 · Basing14

Stage 2 · Advancing90

Stage 3 · Distribution56

Stage 4 · Declining10

Legacy result: Stage 2 · Stage 2A · Early advance. It remains visible while the experimental architecture is validated rather than being silently discarded.

Leadership versus ^TWII

Is relative performance confirming the geometry?

Confirmation, not classification

Relative Strength

The security is compared with its market benchmark on the SM scale. Above zero indicates relative leadership; direction shows whether that leadership is improving or weakening.

Confirmation evidence

Lagging benchmark

Architecture confirmation: 37/100
Current Relative Strength: -4.86
Relative Strength direction: Improving
Price momentum: +58.2%
Excess performance vs benchmark: +19.0%
Industrials regime cohort: 69th percentile54 in cohort

Test 3504 trend persistence

Participation and structure

Is demand confirming the architecture?

Volume cannot overrule geometry

Relative volume0.87×

Latest completed volume relative to typical participation.

Up/down volume1.36×

Participation balance between advancing and declining observations.

Accumulation / distribution1 / 1

Recent participation evidence classified by demand and supply.

Activity alignment+75.0%

Current positive alignment across Activity and Trend.

Fast/slow rotationWeakening

Current relationship between Fast Activity and Slow Activity.

Structure stability+25.0%

Whether recent Activity evidence is stable or remains in balance.

Weekly volume with architecture context

Bars show completed weekly volume; the dashed line provides typical-volume context. Both measures use the same scale.

Explore 3504 Volume & Price ↗

Decision architecture

References that would change the structural read

Evidence levels, not orders

Fast Activity TWD 80.71falling

Slow Activity TWD 77.56rising

Trend Reference TWD 73.58+12.3% close margin

Current Fair Value TWD 60.39+36.8% close margin

Structural low TWD 52.50shock / repair context

What changes the read?

Renewed positive order and expanding width produce re-acceleration; fast/slow failure with downside acceptance produces Rotation Down.

Range context +9.3%

Annualized volatility +75.9%

From structural high -15.5%

From structural low +76.1%

Point-in-time evidence

What followed this architecture in this market?

Descriptive history, never a forecast

Historical comparisons use only the structural read that would have been available at each completed observation. Independent observations are used where possible, with benchmark comparison beginning after each recognized state.

Outcome horizon	Samples	Median move	Positive periods	Directional follow-through	Median excess vs ^TWII	Regime survived	Read
Near term	7	-2.3%-19.6% to +28.3%	+42.9%	+42.9%	-3.3%	+42.9%	Usable descriptive sample
Intermediate	3	-1.9%-35.0% to +0.2%	+33.3%	+33.3%	-15.9%	+0.0%	Too little matched history
Extended	3	+1.0%-42.5% to +10.9%	+66.7%	+66.7%	-22.4%	+0.0%	Too little matched history
Full cycle	1	-36.3%-36.3% to -36.3%	+0.0%	+0.0%	-15.0%	+0.0%	Too little matched history

Evidence framework

What the analysis measures and where its limits lie

Trend Architecture

Trend Architecture brings Price, Fast Activity, Slow Activity and Trend into one structural read. It identifies balance, rotation, expansion, deceleration and contraction while requiring persistent evidence for confirmed regime changes.

Evidence roles

Trend, Activity, relative strength, volume and Fair Value each have a defined role in the SM evidence framework. No single reading is treated as sufficient on its own, and conflicting evidence remains visible.

Fair Value and RS

Current Fair Value provides a long-term price anchor and shows whether price is trading above, below or repairing toward that reference. Relative Strength compares the security with its benchmark and shows whether leadership is improving or weakening.

Known limitations

Weekly structure recognizes conditions after they develop. Event gaps can bypass smooth transitions, sideways markets can rotate repeatedly, and historical samples for a particular regime can be thin.

Independent market research for education. Not investment advice, a recommendation, a forecast, a target, or an execution instruction. Historical regime behaviour does not establish what happens next.

3504 Stage Analysis

What the Activity Line geometry says now

The upward structure remains, but its energy is decelerating.

Weekly close, Activity, Trend and Fair Value

Is the structure strengthening or losing force?

Direction

Energy

Why this architecture regime won

The context behind today’s regime

Is relative performance confirming the geometry?

Relative Strength

Lagging benchmark

Is demand confirming the architecture?

Weekly volume with architecture context

References that would change the structural read

What followed this architecture in this market?

What the analysis measures and where its limits lie

Trend Architecture

Evidence roles

Fair Value and RS

Known limitations

Send a message

Evidence context

What the Activity Line geometry says now

The upward structure remains, but its energy is decelerating.

Weekly close, Activity, Trend and Fair Value

Is the structure strengthening or losing force?

Direction

Energy

Why this architecture regime won

The context behind today’s regime

Is relative performance confirming the geometry?

Relative Strength ?

Lagging benchmark

Is demand confirming the architecture?

Weekly volume with architecture context

References that would change the structural read

What followed this architecture in this market?

Test the structure from another angle

Trend Persistence ↗

Directional State ↗

Similar Charts ↗

RMI Reversal Map ↗

What the analysis measures and where its limits lie

Trend Architecture

Evidence roles

Fair Value and RS

Known limitations

Relative Strength

Trend Persistence

Directional State

Similar Charts

RMI Reversal Map