COMMONWEALTH OF PENNSYLVANIA PUBLIC SCHOOL EMPLS RETRMT SYS
Position in MKSI — Mks Inc
CIK 1083190
HARRISBURG, PA
Position in MKSI
as of Jun 30, 2026
· filed Jul 17, 2026
Position Value
$7,192,416
+$3,324,944 QoQ
Shares Held
16,170
-3.9% QoQ
Ownership
0.024%
of shares outstanding
% of Portfolio
0.04%
of 13F equity value
Holder Rank
#236
of 773 holders
Holding Since
Mar 2020
25 quarters on record
Voting authority
Sole 100%
Shared 0%
None 0%
Common Shares in MKSI Over Time
Shares Held
Position Value (USD)
Position in Scientific & Technical Instruments
Technology · as of Jun 30, 2026COMMONWEALTH OF PENNSYLVANIA PUBLIC SCHOOL EMPLS RETRMT SYS holds $69,689,932 across 13 Scientific & Technical Instruments names. MKSI ranks #4 (10.3% of the industry book) .
| # | Ticker | Company | Shares | Value (USD) | Open |
|---|---|---|---|---|---|
| 1 | COHR |
Coherent Corp.
|
43,211 | $17,045,443 | |
| 2 | KEYS |
Keysight Technologies, Inc.
|
37,880 | $13,260,651 | |
| 3 | GRMN |
Garmin Ltd
|
36,207 | $8,600,610 | |
| 4 | MKSI |
Mks Inc
This page
|
16,170 | $7,192,416 | |
| 5 | TDY |
Teledyne Technologies Inc
|
10,233 | $6,824,387 | |
| 6 | FTV |
Fortive Corp
|
67,336 | $4,113,556 | |
| 7 | CGNX |
Cognex Corp
|
39,841 | $2,885,285 | |
| 8 | TRMB |
Trimble Inc.
|
51,488 | $2,635,155 |
All Filings in MKSI
Export CSV
25 filing rows on record
| Report Date | Value (USD) | Shares | Type | Discretion | Filed | |
|---|---|---|---|---|---|---|
| 2026-06-30 | $7,192,416 | 16,170 | Shares | Sole | 2026-07-17 | |
| 2026-03-31 | $3,867,472 | 16,829 | Shares | Sole | 2026-05-01 | |
| 2025-12-31 | $2,685,918 | 16,808 | Shares | Sole | 2026-02-10 | |
| 2025-09-30 | $2,133,299 | 17,236 | Shares | Sole | 2025-11-12 | |
| 2025-06-30 | $1,712,270 | 17,233 | Shares | Sole | 2025-08-08 | |
| 2025-03-31 | $1,289,373 | 16,087 | Shares | Sole | 2025-05-13 | |
| 2024-12-31 | $1,551,548 | 14,863 | Shares | Sole | 2025-02-11 | |
| 2024-09-30 | $1,612,495 | 14,833 | Shares | Sole | 2024-11-07 | |
| 2024-06-30 | $1,828,120 | 14,000 | Shares | Sole | 2024-08-12 | |
| 2024-03-31 | $1,849,498 | 13,906 | Shares | Sole | 2024-05-08 | |
| 2023-12-31 | $1,427,012 | 13,872 | Shares | Sole | 2024-02-09 | |
| 2023-09-30 | $1,101,481 | 12,728 | Shares | Sole | 2023-11-09 | |
| 2023-06-30 | $3,000,423 | 27,756 | Shares | Sole | 2023-08-09 | |
| 2023-03-31 | $2,282,939 | 25,761 | Shares | Sole | 2023-05-09 | |
| 2022-12-31 | $2,180,102 | 25,730 | Shares | Sole | 2023-02-13 | |
| 2022-09-30 | $1,873,614 | 22,672 | Shares | Sole | 2022-11-14 | |
| 2022-06-30 | $2,261,452 | 22,035 | Shares | Sole | 2022-08-15 | |
| 2022-03-31 | $3,048,750 | 20,325 | Shares | Sole | 2022-05-12 | |
| 2021-09-30 | $2,764,671 | 18,320 | Shares | Sole | 2021-11-10 | |
| 2021-06-30 | $3,281,575 | 18,441 | Shares | Sole | 2021-08-12 | |
| 2021-03-31 | $3,415,992 | 18,423 | Shares | Sole | 2021-05-12 | |
| 2020-12-31 | $2,770,085 | 18,412 | Shares | Sole | 2021-02-12 | |
| 2020-09-30 | $1,929,875 | 17,668 | Shares | Sole | 2020-11-12 | |
| 2020-06-30 | $1,314,603 | 11,609 | Shares | Sole | 2020-08-11 | |
| 2020-03-31 | $1,044,514 | 12,824 | Shares | Sole | 2020-05-14 | |
| No filing history on record for this holder in this stock. | ||||||