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$ONTO:NYSE · ONTO INNOVATION INC COM

Sector: aisemi

Conviction from: Citrini

Onto Innovation develops metrology, inspection, and process-control systems and software used by semiconductor and advanced-packaging manufacturers.

3 tracked filer(s) hold this · 0 opened, 2 added, 1 trimmed in 31-MAR-2026

Aggregate 13FScore 52 — mean of 3 scored holder(s) · buyers (new/add) avg 48. Higher = the smart money in this name has the better track record.

Filer13FScoreThis quarterSharesValue% of their book
Bridgewater55Added +274%348,405$71,447,4130.3%
Ancora42Added +1400%135$27,6840.0%
Larry Robbins / Glenview58Trimmed -28%299,721$61,463,7851.5%

Beyond 13F — activists, insiders, politicians & research

Serenity (@aleabitoreddit) full tracker →

Watching · 5 mention(s), 0 personal-position post(s) · first 2026-01-22 · last 2026-04-21

“People nonstop ask me about $LPKK / $LPK for my opinion Yes, I mentioned they're like a chokepoint for glass core substrates for LIDE (laser induced deep etching) way back when. Biggest known partner is $ONTO (LIDE with Onto metrology for glass core mass production). Then as for market share: "more than 80% of customers among major global players have selected LPKF equipment" for process valid…” post →

All 5 tweet(s) mentioning this ticker
DateTweet
2026-04-21People nonstop ask me about $LPKK / $LPK for my opinion Yes, I mentioned they're like a chokepoint for glass core substrates for LIDE (laser induced deep etching) way back when. Biggest known partner is $ONTO (LIDE with Onto metrology for glass core mass production). Then as for market share: "m… · 723 likes · 692,473 views
2026-02-24@DaSteeringWheel I did make a bottleneck ETF earlier of names from $ONTO to $GLW! https://t.co/9RsyIarQgM · 93 likes · 37,313 views
2026-02-24Year to Date: 412.72% Lot of it is just picking the right sector, profiting off of Jane Street algos weekly, and a bit of luck. In terms of bottleneck longs, these are currently my favorite: 1. Memory - Samsung, Sk Hynix, $SNDK, $MU, $SIMO 2. Photonics - $LITE, $COHR, $AAOI, $AXTI, (maybe Ya… · 3849 likes · 1,001,737 views
2026-01-24The potential SiC (Silicon Carbide) Interposer bottleneck stack for $NVDA Rubin and Hyperscaler ASICs (if you didn't like $WOLF): Downstream SiC: $TSM - SiC for CoWoS interposers $AMKR - S-SWIFT packaging for SiC integration $ASX- VIPack platform and optical integration. SiC Midstream: $KLAC - Si… · 231 likes · 83,464 views
2026-01-22Memory Supercycle Supply Chain TLDR: US Sleeper HBM4/Memory alpha picks that benefit from $MU and SK/Samsung: $VECO ($2B) -Laser annealing $PLAB ($2.1B) - Lithography photomask $ADEA ($2.18B) - Hybrid bonding $ACLS ($2.9B) - Ion implantation $FORM ($6.43B) - HBM wafer testing $ONTO ($10.6B) - Pack… · 1242 likes · 353,393 views

Citrini Research coverage report library →

ReportDateStance
#115 — Semis Memo: Muscle Memory2026-01-26LONG

Every tracked holder of this name, sorted new → added → flat → trimmed. Shares = reported 13F share count; Value as reported (a few managers file values in $thousands). Generated 2026-07-20.