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Of the 9 tracked institutions holding PLAB, 4 have a 3-year clone track record — 2 of them beat the S&P. Average holder's clone alpha: +1.5pt. It's a gauge of who owns the name, not just how many.
Among the 9 tracked institutional investors we monitor, PLAB (PHOTRONICS INC) is held with a combined value of $636.92M across 19,671,728 shares. The largest holder is BlackRock, Inc. with a position worth $308.59M. Bridgewater Associates, LP opened a new position in the most recent quarter. 5 funds increased their holdings. 3 funds reduced their position.
Total Institutional Value
$636.92M
Total Shares Held
19,671,728
Institutional Holders
9
Ranked by estimated dollars moved (share change × implied price). 13F data lags up to 45 days.
| # | Fund | Value↓ | Portfolio % | Change |
|---|---|---|---|---|
| 1 | BlackRock, Inc. | $308.59M | 0.00% | +1.1% |
| 2 | VANGUARD GROUP INC | $181.46M | 0.00% | -1.9% |
| 3 | STATE STREET CORP | $76.12M | 0.00% | +4.5% |
| 4 | PRICE T ROWE ASSOCIATES INC /MD/ | $51.11M | 0.01% | +74.0% |
| 5 | AQR CAPITAL MANAGEMENT LLC | $13.49M | 0.00% | -14.7% |
| 6 | CITADEL ADVISORS LLC | $3.79M | 0.00% | +1185.1% |
| 7 | Grantham, Mayo, Van Otterloo & Co. LLC | $1.62M | 0.00% | +62.3% |
| 8 | FMR LLC | $437.36K | 0.00% | -13.7% |
| 9 | Bridgewater Associates, LP | $307.57K | 0.00% | New |
As of the latest SEC 13F filings, BlackRock, Inc. is the largest institutional holder of PLAB with a position worth $308.59M, representing 0.00% of their portfolio. In total, 9 institutional investors hold PLAB with a combined value of $636.92M.
In the most recent quarter, 1 fund opened a new position in PLAB. Additionally, 5 increased their holdings and 3 reduced their positions.
Institutional investors hold $636.92M worth of PLAB stock across 9 positions. The largest institutional holder is BlackRock, Inc. with $308.59M in holdings.
A 13F filing is a quarterly report required by the SEC from institutional investment managers with over $100 million in assets. It discloses their holdings in U.S. equities. For PLAB, these filings reveal which major funds are accumulating or reducing positions, providing insights into institutional sentiment.
Get notified when hedge funds change their PLAB positions.
Alpha = the manager's 3-year clone return minus the S&P 500. A skilled roster is a stronger tell than a crowded one — though even skilled managers' edge doesn't reliably survive the 13F disclosure lag. Why →
| 2026-07-31 |
SEC Schedule 13D (activist) and 13G (passive) filings for PLAB. Filed when an investor acquires 5%+ ownership.
Last Close
$28.93
2026-10-21
YTD
-13.4%
25% of 52-week range
