Position in GNRC
as of Mar 31, 2026
· filed May 12, 2026
Position Value
$54,497,069
+$45,222,001 QoQ
Shares Held
279,000
+310.2% QoQ
Ownership
0.473%
of shares outstanding
% of Portfolio
0.07%
of 13F equity value
Holder Rank
—
not a current holder
Holding Since
Mar 2020
25 quarters on record
Voting authority
Sole 100%
Shared 0%
None 0%
Common Shares in GNRC Over Time
Shares Held
Position Value (USD)
Derivatives in GNRC
reported options exposure · as of Mar 31, 2026CallValue
$44,457,108
CallShares
227,600
PutValue
$39,261,330
PutShares
201,000
Notional value of option positions as reported on Form 13F. Calls and puts are disclosed separately and do not net against the common-share stake above.
Position in Specialty Industrial Machinery
Industrials · as of Mar 31, 2026JANE STREET GROUP, LLC holds $900,850,100 across 49 Specialty Industrial Machinery names. GNRC ranks #4 (6.0% of the industry book) .
| # | Ticker | Company | Shares | Value (USD) | Open |
|---|---|---|---|---|---|
| 1 | CMI |
Cummins Inc
|
451,355 | $242,838,016 | |
| 2 | IEX |
Idex Corp /De/
|
1,165,519 | $220,924,125 | |
| 3 | PH |
Parker-Hannifin Corp
|
69,993 | $62,660,531 | |
| 4 | GNRC |
Generac Holdings Inc.
This page
|
279,000 | $54,497,069 | |
| 5 | BW |
Babcock & Wilcox Enterprises, Inc.
|
3,671,977 | $53,941,340 | |
| 6 | AME |
Ametek Inc/
|
159,234 | $34,133,399 | |
| 7 | GEV |
GE Vernova Inc.
|
31,257 | $27,284,234 | |
| 8 | RRX |
Regal Rexnord Corp
|
131,345 | $24,595,663 |
All Filings in GNRC
Export CSV
50 filing rows on record
| Report Date | Value (USD) | Shares | Type | Discretion | Filed | |
|---|---|---|---|---|---|---|
| 2026-03-31 | $44,457,108 | 227,600 | Call | Defined | 2026-05-12 | |
| 2026-03-31 | $39,261,330 | 201,000 | Put | Defined | 2026-05-12 | |
| 2026-03-31 | $54,497,069 | 279,000 | Shares | Defined | 2026-05-12 | |
| 2025-12-31 | $14,537,042 | 106,600 | Call | Defined | 2026-02-12 | |
| 2025-12-31 | $31,215,093 | 228,900 | Put | Defined | 2026-02-12 | |
| 2025-12-31 | $9,275,068 | 68,014 | Shares | Defined | 2026-02-12 | |
| 2025-09-30 | $22,850,100 | 136,500 | Call | Defined | 2025-11-14 | |
| 2025-09-30 | $24,037,132 | 143,591 | Shares | Defined | 2025-11-14 | |
| 2025-09-30 | $46,587,420 | 278,300 | Put | Defined | 2025-11-14 | |
| 2025-06-30 | $15,094,334 | 105,400 | Put | Defined | 2025-08-14 | |
| 2025-06-30 | $5,728,400 | 40,000 | Call | Defined | 2025-08-14 | |
| 2025-03-31 | $13,868,175 | 109,500 | Put | Defined | 2025-05-19 | |
| 2025-03-31 | $17,135,745 | 135,300 | Call | Defined | 2025-05-19 | |
| 2025-03-31 | $5,000,648 | 39,484 | Shares | Defined | 2025-05-19 | |
| 2024-12-31 | $11,986,138 | 77,305 | Shares | Defined | 2025-02-14 | |
| 2024-12-31 | $44,421,825 | 286,500 | Put | Defined | 2025-02-14 | |
| 2024-12-31 | $13,349,805 | 86,100 | Call | Defined | 2025-02-14 | |
| 2024-09-30 | $26,437,632 | 166,400 | Call | Defined | 2024-11-15 | |
| 2024-09-30 | $43,787,328 | 275,600 | Put | Defined | 2024-11-15 | |
| 2024-09-30 | $17,738,633 | 111,648 | Shares | Defined | 2024-11-15 | |
| 2024-06-30 | $20,429,310 | 154,510 | Shares | Defined | 2024-08-15 | |
| 2024-03-31 | $5,618,274 | 44,540 | Shares | Defined | 2024-05-16 | |
| 2023-12-31 | $15,733,289 | 121,737 | Shares | Defined | 2024-02-15 | |
| 2023-09-30 | $18,235,325 | 167,358 | Shares | Defined | 2023-11-15 | |
| 2023-06-30 | $15,684,747 | 105,175 | Shares | Defined | 2023-08-14 | |
| 2023-03-31 | $4,263,261 | 39,471 | Shares | Defined | 2023-05-16 | |
| 2022-12-31 | $15,717,453 | 156,144 | Shares | Defined | 2023-02-15 | |
| 2022-09-30 | $20,600,287 | 115,641 | Shares | Defined | 2022-11-15 | |
| 2022-06-30 | $25,285,604 | 120,076 | Shares | Defined | 2022-08-16 | |
| 2022-03-31 | $37,365,582 | 125,700 | Call | Defined | 2022-05-17 | |
| 2022-03-31 | $16,221,477 | 54,570 | Shares | Defined | 2022-05-17 | |
| 2022-03-31 | $41,586,674 | 139,900 | Put | Defined | 2022-05-17 | |
| 2021-12-31 | $98,080,104 | 278,700 | Put | Defined | 2022-02-15 | |
| 2021-12-31 | $37,973,223 | 107,903 | Shares | Defined | 2022-02-15 | |
| 2021-12-31 | $58,559,488 | 166,400 | Call | Defined | 2022-02-15 | |
| 2021-09-30 | $125,911,227 | 308,100 | Call | Defined | 2021-11-16 | |
| 2021-09-30 | $14,243,374 | 34,853 | Shares | Defined | 2021-11-16 | |
| 2021-09-30 | $60,687,495 | 148,500 | Put | Defined | 2021-11-16 | |
| 2021-06-30 | $63,725,525 | 153,500 | Call | Defined | 2021-08-16 | |
| 2021-06-30 | $7,900,718 | 19,031 | Shares | Defined | 2021-08-16 | |
| 2021-06-30 | $36,450,170 | 87,800 | Put | Defined | 2021-08-16 | |
| 2021-03-31 | $27,702,270 | 84,600 | Put | Defined | 2021-05-18 | |
| 2021-03-31 | $18,664,650 | 57,000 | Call | Defined | 2021-05-18 | |
| 2021-03-31 | $5,557,480 | 16,972 | Shares | Defined | 2021-05-18 | |
| 2020-12-31 | $7,800,163 | 34,300 | Put | Defined | 2021-02-17 | |
| 2020-12-31 | $9,298,565 | 40,889 | Shares | Defined | 2021-02-17 | |
| 2020-12-31 | $11,939,025 | 52,500 | Call | Defined | 2021-02-17 | |
| 2020-09-30 | $5,131,460 | 26,500 | Put | Defined | 2020-11-17 | |
| 2020-09-30 | $10,524,914 | 54,353 | Shares | Defined | 2020-11-17 | |
| 2020-09-30 | $13,361,160 | 69,000 | Call | Defined | 2020-11-17 | |
| No filing history on record for this holder in this stock. | ||||||