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Tower Semiconductor (TSEM)

9 quarters tracked (Q2'24 to Q2'26) · latest call August 4, 2026
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75%
Kept of 32 resolved
24
Kept or exceeded
8
Missed
24
Still pending
Share count, 3 yrs/yr · flat

Score History

QuarterCall dateDisclosureFinancial qualityKeptMissed
Q2'26August 4, 20268/121 high, 4 medium, 2 low flags30Call sheet →
Q1'26May 13, 20266/124 high, 3 medium, 1 low flags11Call sheet →
Q4'25February 11, 202610/121 high, 2 medium, 3 low flags60Call sheet →
Q3'25November 10, 20259/122 high, 3 medium, 2 low flags31Call sheet →
Q2'25August 4, 20257/121 high, 3 medium, 2 low flags21Call sheet →
Q1'25May 14, 20256/122 high, 3 medium, 2 low flags11Call sheet →
Q4'24February 10, 20255/123 high, 4 medium, 1 low flags12Call sheet →
Q3'24November 13, 20246/123 high, 4 medium flags31Call sheet →
Q2'24July 24, 20243/123 high, 5 medium flags41Call sheet →
Disclosure: the 6-item rubric, each scored 0-2, out of 12. Financial quality: flagged indicators by severity. Kept and missed count the prior-quarter promises scored on that call.

Promise Ledger · All Quarters

MarkedStatusPromise
Q2'26PendingEffective tax rate guided to 15%-18% going forward
No tax rate was disclosed or discussed on this call; actual not stated on the call.
Q2'26PendingSIFO capacity expected to grow 5x from the Q4-25 wafer revenue shipment base by the end of 2026
Deadline is end of 2026; this call reiterates a full ramp anticipated in Q4 2026 with full financial effect in Q2 2027, consistent with but not yet confirming the prior 5x target; actual not stated on the call.
Q2'26DeliveredBusiness model update expected "within the next quarter" per Russell's response to Cody Acree on raising the long-term model
An updated 2028 model ($3.6B revenue / 33% net margin) was presented on this call.
Q2'26Delivered"We strongly reiterate our target of quarter over quarter revenue and margin growth throughout 2026."
Revenue grew QoQ ($414M to $460M) and gross margin expanded (~27% implied to 30% reported), consistent with the QoQ growth target for this quarter; remains pending for the rest of 2026.
Q2'26ExceededQ2 2026 mid-range revenue guidance of $455 million, plus or minus 5%
Actual Q2 revenue came in at $460M, above the stated $455M midpoint.
Q1'26PendingQ4: '$2.84B revenue model achievable by 2028'
Model reiterated but 2026 start is concerning
Q1'26PendingQ4: 'Full ownership of Fab 7 in 2026'
Deal announced but not closed, awaiting METI approval
Q1'26PendingQ4: '5x capacity growth by end of 2026'
Reiterated the 5x target, execution risk remains high
Q1'26DeliveredQ4: 'Over 70% of total SiPho capacity reserved through 2028'
Confirmed with $290M prepayments and $1.3B in contracts
Q1'26PendingQ4: 'Utilization and output to increase back in the second quarter'
Fab 3 utilization actually decreased from 85% to 80%, will see if Q2 delivers
Q1'26MissedQ4: 'We strongly reiterate quarter-over-quarter revenue and margin growth throughout 2026'
Q1 revenue and margins both declined sequentially, breaking the promise immediately
Q4'25DeliveredQuarter-over-quarter growth throughout 2025
Q1: $358M, Q2: $375M, Q3: $396M, Q4: $440M. Perfect execution
Q4'25Delivered300mm SiPho revenue in Q4 2025
Confirmed shipping 300mm prototypes with revenue contribution
Q4'25DeliveredFirst SiPho shipments from Fab 9 in Q4
Mentioned 'multiple thousands' shipping in Q4 as planned
Q4'25Exceeded3x SiPho capacity by H2 2026
Now targeting 5x due to demand, upgrading their own target
Q4'25ExceededQ4 SiPho run rate exceeding $320M
Achieved $380M annualized run rate ($95M quarterly)
Q4'25ExceededSiPho revenue above $220M for 2025
Delivered $228M, beating their own target
Q4'25PendingQ4 revenue of $440M midpoint
Guided $440M +/-5% in Q3, delivered exactly $440M. Perfect execution
Q3'25MissedFab 2 Israel SiPho production in Q4'25
Pushed to Q1'26, three-month delay
Q3'25Pending300mm SiPho production in Q4
Reiterated expecting revenue in Q4
Q3'25DeliveredSan Antonio SiPho customer shipments in Q3
Shipped 'hundreds' in Q3 as promised
Q3'25PendingFab 2 Israel SiGe meaningful shipments in Q4'25
Still claiming on track for Q4
Q3'25PendingSilicon Photonics to more than double from 2024's $105M
On track with >$220M target for 2025, Q3 already at ~$150M YTD
Q3'25DeliveredSequential quarter-over-quarter growth throughout 2025
Q1: $358M, Q2: $372M, Q3: $396M, tracking perfectly
Q3'25DeliveredQ3 revenue guidance of $395M +/- 5%
Hit $396M, right at midpoint
Q2'25MissedRF Mobile growth throughout the year
Q1 described as 'lowest point' but no Q2 mobile metrics disclosed
Q2'25PendingMachine vision sensor rebound in H2
Reaffirmed 20% H2 increase expectation
Q2'25DeliveredPower Management rebound in 200mm high voltage
Confirmed strong rebound in both 200mm and 300mm
Q2'25PendingSiPho revenue doubling in 2025 from $105M base
Now saying 'maybe higher than doubling', upgraded target
Q2'25PendingAcceleration in second half
Q3 guide of 6% growth shows acceleration beginning
Q2'25DeliveredSequential quarter-over-quarter growth throughout 2025
Q2 grew 4% over Q1, on track so far
Q1'25PendingOLED prototypes to ship H2 2025
Timeline maintained but confidence seems lower
Q1'25PendingMachine vision to show impact in H2 2025
Reaffirmed for second half revenue impact
Q1'25PendingYear-over-year growth with sequential increases throughout 2025
Q1 achieved 9% YoY growth, Q2 guided for sequential increase
Q1'25DeliveredNew Mexico fab to deliver successful prototypes and receive production POs
Confirmed prototypes delivered and first PO received in Q4
Q1'25PendingSilicon photonics to double from 2024's $105M
On track per management but Q1 number not disclosed
Q1'25MissedQ1 2025 guidance of $385M midpoint
Actual $358M came in 7% below midpoint guided
Q4'24Pending20% increase in Fab 3 utilization
Still at 65-70% range, no evidence of improvement yet
Q4'24PendingBegin production in Albuquerque in 2025
On track with first production PO received ahead of plan
Q4'24MissedMachine vision growth in H2 2024
Russell admitted 'This has not happened but rather the imaging business remained stable'
Q4'24PendingAgrate production revenue of 'couple tens of millions' in Q4
Mentioned as on track but not quantified in results
Q4'24DeliveredSequential quarterly revenue growth throughout 2024
Achieved 18% Q1 to Q4 growth as promised
Q4'24MissedQ4 silicon photonics annualized run rate of over $150M
Claimed 'at least hit the $150 million' but math suggests closer to $140M based on $105M full year
Q3'24DeliveredQualifying new capacity in New Mexico fab
Customer prototypes taped out, qualification on track for 2025
Q3'24PendingDeliver first production revenue from Agrate in Q4
Committed to 'couple tens of millions' in Q4
Q3'24PendingContinued growth in Power IC through remainder of year
Q3 at 17% of revenue vs 14% in Q2, tracking well
Q3'24MissedSecond half growth from machine vision customers
Explicitly stated 'this has not happened'
Q3'24ExceededSilicon photonics to grow from $30M to above $80M in 2024
Now targeting $100M, 25% above original target
Q3'24DeliveredSequential quarterly revenue growth throughout 2024
Q3 achieved with $371M vs $351M in Q2, Q4 guided to $387M
Q2'24MissedOpEx to remain flat despite revenue growth
No OpEx disclosure this quarter, was $33.5M in Q1
Q2'24PendingCustomer prototyping in Albuquerque H2 2024
Stated 'initial customer prototypes already taped out' but timeline pushed to 'probably first half 2025' for qualification
Q2'24DeliveredPower management Q1 as 'low point' with recovery thereafter
Power IC revenue increased 60% Q1 to Q2
Q2'24PendingAgrate production ramp on track with planned schedule
Claims on track for Q4 production, but no silicon shipped yet
Q2'24DeliveredSilicon Photonics to remain ~5% of revenue
Maintained at approximately 5% despite absolute growth
Q2'24DeliveredSequential quarterly revenue growth throughout 2024
Q2 achieved with $24M increase, maintaining commitment
Q2'24DeliveredQ2 revenue guidance of $350M +/- 5%
Hit $351M, within upper half of guidance range
Each row is a promise from the prior call, scored against the quarter in "Marked". Kept-promise rate counts resolved promises only; pending is excluded.
Promise-kept rate counts resolved promises only (pending excluded).
Scores, kept-promise rates, and flags on this site reflect the author's opinion, applying a stated methodology to statements management made on public earnings calls. Informational and educational purposes only - not investment advice, a recommendation, or an offer to buy or sell any security. Sources believed reliable but not guaranteed; the author may hold positions in the securities discussed.

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