Alpern Paul L
Officer · AIP
As of 2026-09-16, Alpern Paul L has 89 Form 4 transactions on record across 1 company — 64 in the trailing 12 months.
Everything this person has disclosed to the SEC on Form 4 — across every company they file for — reconstructed from the public record. A filing history, not a tip sheet.
Pattern in the record: open-market sales filed in September in multiple years since 2025 — a recurring calendar cadence, more consistent with scheduled activity than a one-off decision.
Reconstructed holdings
- Direct $1.0M
- Indirect $0
| AIP | direct | 49,000 sh | $1.0M |
Reconstructed from this person's own Form 4 filings — the total each filing reported owning afterward, priced at the close on the as-of date shown. A filed position can lag the real one.
Direct and indirect holdings (e.g. through a trust or fund) are tagged separately, as filed.
Trades by company
Filing ledger
| Date | Company | Action | Shares @ price | Value | Ownership Δ | Owned after | Filing |
|---|---|---|---|---|---|---|---|
| 2026-09-01 | AIP | Sale | 4,000 @ $20.77 | $83K | −5.4% of holding | 70,733 | Form 4 |
| 2026-08-03 | AIP | Sale | 3,400 @ $30.20 | $103K | −4.6% of holding | 70,733 | Form 4 |
| 2026-08-03 | AIP | Sale | 600 @ $29.11 | $17K | −0.8% of holding | 74,133 | Form 4 |
| 2026-07-06 | AIP | Sale | 2,878 @ $35.11 | $101K | −3.9% of holding | 70,733 | Form 4 |
| 2026-07-06 | AIP | Sale | 1,824 @ $37.13 | $68K | −2.4% of holding | 74,912 | Form 4 |
| 2026-07-06 | AIP | Sale | 1,301 @ $35.98 | $47K | −1.7% of holding | 73,611 | Form 4 |
| 2026-07-02 | AIP | Sale | 1,181 @ $38.78 | $46K | −1.5% of holding | 77,501 | Form 4 |
| 2026-07-02 | AIP | Sale | 1,010 @ $38.78 | $39K | −1.3% of holding | 79,374 | Form 4 |
| 2026-07-02 | AIP | Sale | 765 @ $38.78 | $30K | −1.0% of holding | 76,736 | Form 4 |
| 2026-07-02 | AIP | Sale | 692 @ $38.78 | $27K | −0.9% of holding | 78,682 | Form 4 |
| 2026-07-01 | AIP | Sale | 2,521 @ $46.23 | $117K | −3.0% of holding | 81,284 | Form 4 |
| 2026-07-01 | AIP | Sale | 2,096 @ $44.02 | $92K | −2.4% of holding | 84,788 | Form 4 |
| 2026-07-01 | AIP | Sale | 983 @ $45.08 | $44K | −1.2% of holding | 83,805 | Form 4 |
| 2026-07-01 | AIP | Sale | 900 @ $47.11 | $42K | −1.1% of holding | 80,384 | Form 4 |
| 2026-06-01 | AIP | Sale | 11,504 @ $35.98 | $414K | −12.4% of holding | 81,382 | Form 4 |
| 2026-06-01 | AIP | Sale | 998 @ $36.39 | $36K | −1.2% of holding | 80,384 | Form 4 |
| 2026-04-02 | AIP | Sale | 1,181 @ $17.65 | $21K | −1.3% of holding | 87,396 | Form 4 |
| 2026-04-02 | AIP | Sale | 1,010 @ $17.65 | $18K | −1.2% of holding | 86,386 | Form 4 |
| 2026-04-02 | AIP | Sale | 766 @ $17.65 | $14K | −0.9% of holding | 89,269 | Form 4 |
| 2026-04-02 | AIP | Sale | 692 @ $17.65 | $12K | −0.8% of holding | 88,577 | Form 4 |
| 2026-02-02 | AIP | Sale | 5,000 @ $15.48 | $77K | −8.0% of holding | 57,650 | Form 4 |
| 2026-01-06 | AIP | Sale | 4,318 @ $16.89 | $73K | −7.0% of holding | 57,650 | Form 4 |
| 2026-01-05 | AIP | Sale | 2,500 @ $16.00 | $40K | −3.9% of holding | 61,968 | Form 4 |
| 2026-01-02 | AIP | Sale | 5,000 @ $15.45 | $77K | −7.5% of holding | 61,968 | Form 4 |
| 2026-01-02 | AIP | Sale | 1,356 @ $15.45 | $21K | −2.1% of holding | 63,921 | Form 4 |
| 2026-01-02 | AIP | Sale | 1,159 @ $15.45 | $18K | −1.8% of holding | 62,762 | Form 4 |
| 2026-01-02 | AIP | Sale | 794 @ $15.45 | $12K | −1.3% of holding | 61,968 | Form 4 |
| 2025-12-04 | AIP | Sale | 7,500 @ $16.09 | $121K | −10.3% of holding | 65,277 | Form 4 |
| 2025-12-03 | AIP | Sale | 425 @ $14.79 | $6K | −0.6% of holding | 65,277 | Form 4 |
| 2025-12-02 | AIP | Sale | 258 @ $14.82 | $4K | −0.4% of holding | 65,702 | Form 4 |
| 2025-12-01 | AIP | Sale | 5,000 @ $14.30 | $71K | −7.0% of holding | 65,960 | Form 4 |
| 2025-11-03 | AIP | Sale | 5,000 @ $13.16 | $66K | −7.0% of holding | 65,960 | Form 4 |
| 2025-10-03 | AIP | Sale | 4,750 @ $11.08 | $53K | −6.7% of holding | 65,960 | Form 4 |
| 2025-10-02 | AIP | Sale | 1,178 @ $10.92 | $13K | −1.6% of holding | 70,710 | Form 4 |
| 2025-10-02 | AIP | Sale | 1,008 @ $10.92 | $11K | −1.4% of holding | 71,888 | Form 4 |
| 2025-10-02 | AIP | Sale | 691 @ $10.92 | $8K | −0.9% of holding | 72,896 | Form 4 |
| 2025-10-01 | AIP | Sale | 5,000 @ $10.31 | $52K | −6.4% of holding | 73,587 | Form 4 |
| 2025-09-15 | AIP | Sale | 10,000 @ $8.88 | $89K | −12.0% of holding | 73,587 | Form 4 |
| 2025-09-09 | AIP | Sale | 2,278 @ $8.69 | $20K | −3.0% of holding | 73,587 | Form 4 |
| 2025-09-08 | AIP | Sale | 424 @ $8.98 | $4K | −0.6% of holding | 75,865 | Form 4 |
| 2025-09-02 | AIP | Sale | 258 @ $8.94 | $2K | −0.3% of holding | 76,289 | Form 4 |
| 2025-07-03 | AIP | Sale | 3,609 @ $9.25 | $33K | −4.5% of holding | 76,547 | Form 4 |
| 2025-07-02 | AIP | Sale | 1,179 @ $8.99 | $11K | −1.4% of holding | 81,856 | Form 4 |
| 2025-07-02 | AIP | Sale | 1,009 @ $8.99 | $9K | −1.2% of holding | 80,156 | Form 4 |
| 2025-07-02 | AIP | Sale | 691 @ $8.99 | $6K | −0.8% of holding | 81,165 | Form 4 |
| 2025-06-05 | AIP | Sale | 423 @ $7.66 | $3K | −0.5% of holding | 83,035 | Form 4 |
| 2025-06-02 | AIP | Sale | 259 @ $7.70 | $2K | −0.3% of holding | 83,458 | Form 4 |
| 2025-04-04 | AIP | Sale | 3,609 @ $6.03 | $22K | −4.1% of holding | 83,717 | Form 4 |
| 2025-04-02 | AIP | Sale | 1,179 @ $7.12 | $8K | −1.3% of holding | 87,326 | Form 4 |
| 2025-04-02 | AIP | Sale | 1,008 @ $7.12 | $7K | −1.1% of holding | 89,196 | Form 4 |
| 2025-04-02 | AIP | Sale | 691 @ $7.12 | $5K | −0.8% of holding | 88,505 | Form 4 |
| 2025-03-06 | AIP | Sale | 406 @ $8.17 | $3K | −0.4% of holding | 90,204 | Form 4 |
| 2025-03-03 | AIP | Sale | 276 @ $8.38 | $2K | −0.3% of holding | 90,610 | Form 4 |
| 2025-01-06 | AIP | Sale | 3,326 @ $12.35 | $41K | −5.1% of holding | 61,604 | Form 4 |
| 2025-01-02 | AIP | Sale | 1,332 @ $11.41 | $15K | −2.0% of holding | 66,069 | Form 4 |
| 2025-01-02 | AIP | Sale | 1,139 @ $11.41 | $13K | −1.7% of holding | 64,930 | Form 4 |
| 2024-12-05 | AIP | Sale | 425 @ $9.30 | $4K | −0.6% of holding | 67,401 | Form 4 |
| 2024-12-03 | AIP | Sale | 258 @ $8.58 | $2K | −0.4% of holding | 67,826 | Form 4 |
31 award / exercise / gift records — not counted as purchases
| Date | Company | Action | Shares | Owned after | Filing |
|---|---|---|---|---|---|
| 2026-09-01 | AIP | Option exercise | 4,000 | 74,733 | Form 4 |
| 2026-09-01 | AIP | Option exercise | 4,000 | 49,000 | Form 4 |
| 2026-08-03 | AIP | Option exercise | 4,000 | 74,733 | Form 4 |
| 2026-08-03 | AIP | Option exercise | 4,000 | 53,000 | Form 4 |
| 2026-07-01 | AIP | Option exercise | 2,500 | 86,884 | Form 4 |
| 2026-07-01 | AIP | Option exercise | 4,000 | 84,384 | Form 4 |
| 2026-07-01 | AIP | Option exercise | 4,000 | 57,000 | Form 4 |
| 2026-07-01 | AIP | Option exercise | 2,500 | 25,000 | Form 4 |
| 2026-06-01 | AIP | Option exercise | 2,500 | 92,886 | Form 4 |
| 2026-06-01 | AIP | Option exercise | 4,000 | 90,386 | Form 4 |
| 2026-06-01 | AIP | Option exercise | 2,500 | 27,500 | Form 4 |
| 2026-06-01 | AIP | Option exercise | 4,000 | 61,000 | Form 4 |
| 2026-02-18 | AIP | Award / grant | 32,385 | 90,035 | Form 4 |
| 2026-02-02 | AIP | Option exercise | 5,000 | 62,650 | Form 4 |
| 2026-02-02 | AIP | Option exercise | 5,000 | 65,000 | Form 4 |
| 2026-01-05 | AIP | Option exercise | 2,500 | 64,468 | Form 4 |
| 2026-01-05 | AIP | Option exercise | 2,500 | 0 | Form 4 |
| 2026-01-02 | AIP | Option exercise | 5,000 | 66,968 | Form 4 |
| 2026-01-02 | AIP | Option exercise | 5,000 | 70,000 | Form 4 |
| 2025-12-04 | AIP | Option exercise | 7,500 | 72,777 | Form 4 |
| 2025-12-04 | AIP | Option exercise | 7,500 | 0 | Form 4 |
| 2025-12-01 | AIP | Option exercise | 5,000 | 70,960 | Form 4 |
| 2025-12-01 | AIP | Option exercise | 5,000 | 75,000 | Form 4 |
| 2025-11-03 | AIP | Option exercise | 5,000 | 70,960 | Form 4 |
| 2025-11-03 | AIP | Option exercise | 5,000 | 80,000 | Form 4 |
| 2025-10-01 | AIP | Option exercise | 5,000 | 78,587 | Form 4 |
| 2025-10-01 | AIP | Option exercise | 5,000 | 85,000 | Form 4 |
| 2025-09-15 | AIP | Option exercise | 10,000 | 83,587 | Form 4 |
| 2025-09-15 | AIP | Option exercise | 10,000 | 90,000 | Form 4 |
| 2025-02-21 | AIP | Award / grant | 40,000 | 40,000 | Form 4 |
| 2025-02-21 | AIP | Award / grant | 29,282 | 90,886 | Form 4 |
Source: SEC Form 4 filings. Each row links to its original filing.
Research tool, not investment advice — historical frequencies, not recommendations. A product of Marovel Technologies LLC. Full terms.