Dierker David F

CIK: 0001311548

Dierker David F is a corporate insider at PEOPLES BANCORP INC (PEBO) filing SEC Form 4 transactions. 554 transactions across 2 companies, totaling $193,228 in purchases and $852,087 in sales. Source: SEC EDGAR.

AI Insider Summary

David Dierker's 554-transaction Form 4 file splits cleanly between a closed executive-liquidation chapter at Peoples Bancorp (PEBO) — 18,500 sells and zero buys, ended before 2024 — and a more modest 13,560-sell history at STI against 2,704 buys that tracked a prior perch. His recent twenty-four filings, which span only PEBO, are nearly all Code A awards of 200-450 shares per quarter with the calendar-driven regularity that makes each filing a vesting confirmation rather than a trading signal. The exception is November 27, 2024: three small open-market sales totaling 585 shares, the most recent directional trades in the file and the only non-award event in the trailing two years. That exception is worth noting because it arrived four months before the next normal filing cycle, suggesting a one-time tax-or-diversification decision rather than the start of a new liquidation chapter. The right watchlist frame is that the PEBO awards will continue on schedule, the November 2024 sells are unlikely to recur at meaningful scale unless a bulk holding-period lock-up expires, and at 18,500 historical sells against 2,704 buys the file's disposition capacity has already been substantially exercised. A 585-share exception in a file of this shape is calendar noise, not signal, but it does confirm that the insider retains enough residual to occasionally optimize around tax events.

The post-2024 file is PEBO-only and structured around Code A RSU awards arriving quarterly in the 200-450 range. The most recent cycle — June 2026 produced 246 and 341 shares; March 2026 produced 277 and 399; September 2025 produced 296 and 437; and so on back through 2024 — is tidy and regular. The November 2024 exception: three open-market sales of 381, 104, and 100 shares totaling 585, the only S events in the recent window.

The 585-share sale cluster is small enough to be explained by a single tax-planning decision — selling just enough vested shares to cover the year's withholding obligation without liquidating the full award. It is the kind of event that recurring readers of the file will note once and then file away as noise. The right monitoring question is whether it recurs at scale, because if the vesting schedule generates a meaningful sell event in a future quarter, it would be the first confirmation that the PEBO liquidation chapter has quietly reopened.

Total Transactions
554
Total Buy Value
$193K
Total Sell Value
$852K
Net Activity
$-659K
Last Transaction
Jul 2026
Companies
2

Companies

Transaction History

Source: SEC EDGAR Form 4 insider transaction filings.

Type
Award
Shares
246
Price
-
Value
-
Type
Award
Shares
341
Price
$38.41
Value
$13K
Type
Award
Shares
277
Price
-
Value
-
Type
Award
Shares
399
Price
$32.87
Value
$13K
Type
Award
Shares
296
Price
$29.99
Value
$9K
Type
Award
Shares
437
Price
$29.99
Value
$13K
Type
Award
Shares
287
Price
$30.54
Value
$9K
Type
Award
Shares
429
Price
$30.54
Value
$13K
Type
Award
Shares
284
Price
$29.66
Value
$8K
Type
Award
Shares
389
Price
$29.66
Value
$12K
Type
Award
Shares
1
Price
-
Value
-
Type
Award
Shares
263
Price
-
Value
-
Type
Award
Shares
364
Price
$31.69
Value
$12K
Type
Sale
Shares
381
Price
$35.42
Value
$13K
Type
Sale
Shares
104
Price
$35.41
Value
$4K
Type
Sale
Shares
100
Price
$35.39
Value
$4K
Type
Sale
Shares
147
Price
$35.37
Value
$5K
Type
Sale
Shares
100
Price
$35.35
Value
$4K
Type
Sale
Shares
416
Price
$35.34
Value
$15K
Type
Sale
Shares
373
Price
$35.33
Value
$13K