John Ladowicz

CIK 1424453 · View on SEC EDGAR ↗

Insider

First SEC filing: Feb. 15, 2008 · Latest: Feb. 15, 2008

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Insider at

Insider transactions

0 buys (P) 0 sells (S) Net: $0 + 32 non-open-market transactions below last 12 months, based on the transactions shown below

Price change vs current quote, split-adjusted for corporate actions since the filing — not benchmarked, not annualized, not size-weighted

32 other filings hidden
Date Ticker Code Shares Price Value Owned after Δ own A/D vs now
March 8, 2021 OSBC S 14,500 $13.76 $199,520 219,777 Indirect -6.19% Disposed 81.4% (price as of 2026-08-20)
Dec. 21, 2020 OSBC S 2,500 $9.74 $24,350 20,296 Direct -10.97% Disposed 156.3% (price as of 2026-08-20)
Dec. 10, 2020 OSBC S 350 $10.35 $3,622 22,796 Direct -1.51% Disposed 141.2% (price as of 2026-08-20)
Dec. 12, 2018 OSBC S 1,000 $13.43 $13,430 0 Indirect -100.00% Disposed 85.9% (price as of 2026-08-20)
Dec. 12, 2018 OSBC S 1,000 $13.43 $13,430 1,000 Indirect -50.00% Disposed 85.9% (price as of 2026-08-20)
Dec. 12, 2018 OSBC S 500 $13.46 $6,730 2,000 Indirect -20.00% Disposed 85.5% (price as of 2026-08-20)
Dec. 12, 2018 OSBC S 500 $13.49 $6,745 2,500 Indirect -16.67% Disposed 85.1% (price as of 2026-08-20)
Dec. 12, 2018 OSBC S 2,250 $13.49 $30,352 3,000 Indirect -42.86% Disposed 85.1% (price as of 2026-08-20)
Dec. 12, 2018 OSBC S 1,500 $13.50 $20,250 5,250 Indirect -22.22% Disposed 84.9% (price as of 2026-08-20)
Dec. 11, 2018 OSBC S 2,000 $13.30 $26,600 6,750 Indirect -22.86% Disposed 87.7% (price as of 2026-08-20)
Dec. 10, 2018 OSBC S 1,000 $13.40 $13,400 8,750 Indirect -10.26% Disposed 86.3% (price as of 2026-08-20)
Oct. 25, 2017 OSBC S 804 $14.40 $11,578 245,727 Indirect -0.33% Disposed 73.4% (price as of 2026-08-20)
Oct. 25, 2017 OSBC S 2,400 $14.45 $34,680 243,327 Indirect -0.98% Disposed 72.8% (price as of 2026-08-20)
Oct. 25, 2017 OSBC S 600 $14.50 $8,700 242,727 Indirect -0.25% Disposed 72.2% (price as of 2026-08-20)
Oct. 24, 2017 OSBC S 10,096 $14.40 $145,382 246,531 Indirect -3.93% Disposed 73.4% (price as of 2026-08-20)
Sept. 20, 2017 OSBC S 4,450 $12.10 $53,845 252,177 Indirect -1.73% Disposed 106.3% (price as of 2026-08-20)
Sept. 20, 2017 OSBC S 1,000 $12.16 $12,160 251,177 Indirect -0.40% Disposed 105.3% (price as of 2026-08-20)
Sept. 20, 2017 OSBC S 1,000 $12.10 $12,100 250,177 Indirect -0.40% Disposed 106.3% (price as of 2026-08-20)
Sept. 20, 2017 OSBC S 1,000 $12.10 $12,100 249,177 Indirect -0.40% Disposed 106.3% (price as of 2026-08-20)
Sept. 20, 2017 OSBC S 1,000 $12.11 $12,110 248,177 Indirect -0.40% Disposed 106.2% (price as of 2026-08-20)
Sept. 19, 2017 OSBC S 7,000 $12.15 $85,050 260,677 Indirect -2.62% Disposed 105.5% (price as of 2026-08-20)
Sept. 19, 2017 OSBC S 2,000 $12.15 $24,300 258,677 Indirect -0.77% Disposed 105.5% (price as of 2026-08-20)
Sept. 19, 2017 OSBC S 650 $12.15 $7,898 258,027 Indirect -0.25% Disposed 105.5% (price as of 2026-08-20)
Sept. 19, 2017 OSBC S 700 $12.10 $8,470 257,327 Indirect -0.27% Disposed 106.3% (price as of 2026-08-20)
Sept. 19, 2017 OSBC S 700 $12.10 $8,470 256,627 Indirect +0.27% Acquired 106.3% (price as of 2026-08-20)
Sept. 18, 2017 OSBC S 2,450 $12.15 $29,768 9,750 Indirect -20.08% Disposed 105.5% (price as of 2026-08-20)
Sept. 18, 2017 OSBC S 1,350 $12.10 $16,335 12,550 Indirect -9.71% Disposed 106.3% (price as of 2026-08-20)
Sept. 18, 2017 OSBC S 350 $12.11 $4,238 12,200 Indirect -2.79% Disposed 106.2% (price as of 2026-08-20)
Sept. 18, 2017 OSBC S 2,450 $12.15 $29,768 9,750 Indirect -20.08% Disposed 105.5% (price as of 2026-08-20)
Sept. 18, 2017 OSBC S 600 $12.10 $7,260 272,477 Indirect -0.22% Disposed 106.3% (price as of 2026-08-20)
Sept. 18, 2017 OSBC S 300 $12.11 $3,633 272,177 Indirect -0.11% Disposed 106.2% (price as of 2026-08-20)
Sept. 18, 2017 OSBC S 4,500 $12.15 $54,675 267,677 Indirect -1.65% Disposed 105.5% (price as of 2026-08-20)
March 8, 2017 OSBC S 1,385 $11.30 $15,650 273,077 Indirect -0.50% Disposed 120.9% (price as of 2026-08-20)
March 7, 2017 OSBC S 16,446 $11.21 $184,360 274,462 Indirect -5.65% Disposed 122.7% (price as of 2026-08-20)
Oct. 28, 2015 OSBC S 4,009 $6.74 $27,021 13,900 Indirect -22.39% Disposed 270.4% (price as of 2026-08-20)
Oct. 27, 2015 OSBC S 253 $6.69 $1,693 17,909 Indirect -1.39% Disposed 273.2% (price as of 2026-08-20)
Oct. 26, 2015 OSBC S 5,000 $6.53 $32,650 22,900 Indirect -17.92% Disposed 282.3% (price as of 2026-08-20)
Oct. 26, 2015 OSBC S 4,738 $6.55 $31,034 18,162 Indirect -20.69% Disposed 281.1% (price as of 2026-08-20)
July 31, 2015 OSBC S 5,000 $6.58 $32,900 6,450 Indirect -43.67% Disposed 279.4% (price as of 2026-08-20)
June 23, 2015 OSBC S 10,000 $6.55 $65,500 11,450 Indirect -46.62% Disposed 281.1% (price as of 2026-08-20)
April 28, 2014 OSBC S 283 $947.50 $268,142 0 Direct -100.00% Disposed -97.4% (price as of 2026-08-20)
April 8, 2014 OSBC P 22,727 $4.40 $99,999 290,908 Indirect +8.47% Acquired 467.4% (price as of 2026-08-20)
March 11, 2013 OSBC P 283 $352.50 $99,758 283 Direct Acquired -92.9% (price as of 2026-08-20)
July 13, 2010 OSBC S 1,434 $1.77 $2,538 266,720 Indirect -0.53% Disposed 1310.5% (price as of 2026-08-20)
April 9, 2010 OSBC S 404 $6.56 $2,650 267,747 Indirect -0.15% Disposed 280.6% (price as of 2026-08-20)
Jan. 13, 2010 OSBC S 385 $6.97 $2,683 267,767 Indirect -0.14% Disposed 258.2% (price as of 2026-08-20)
Dec. 19, 2009 OSBC S 2,250 $14.26 $32,085 21,450 Indirect -9.49% Disposed 75.1% (price as of 2026-08-20)
Dec. 19, 2009 OSBC S 2,250 $14.26 $32,085 21,450 Indirect -9.49% Disposed 75.1% (price as of 2026-08-20)
Dec. 16, 2009 OSBC S 2,000 $14.16 $28,320 28,000 Indirect -6.67% Disposed 76.3% (price as of 2026-08-20)
Dec. 16, 2009 OSBC S 2,000 $14.16 $28,320 28,000 Indirect -6.67% Disposed 76.3% (price as of 2026-08-20)
Oct. 8, 2009 OSBC S 460 $6.03 $2,774 267,721 Indirect -0.17% Disposed 314.0% (price as of 2026-08-20)
July 7, 2009 OSBC S 1,866 $5.75 $10,730 266,342 Indirect -0.70% Disposed 334.2% (price as of 2026-08-20)
April 7, 2009 OSBC S 1,582 $6.78 $10,726 266,593 Indirect -0.59% Disposed 268.2% (price as of 2026-08-20)
Jan. 6, 2009 OSBC S 3,442 $13.09 $45,056 268,061 Indirect +1.30% Acquired 90.7% (price as of 2026-08-20)
Dec. 17, 2008 OSBC S 4,300 $14.69 $63,167 23,700 Indirect -15.36% Disposed 69.9% (price as of 2026-08-20)
Dec. 17, 2008 OSBC S 4,300 $14.69 $63,167 23,700 Indirect -15.36% Disposed 69.9% (price as of 2026-08-20)

P = Open-market purchase · S = Sale · A = Grant/award · M = Option exercise · G = Gift · F = Tax withholding

Insider transactions are not a recommendation; sales are often driven by liquidity or tax reasons.

Derivative holdings (Form 4 Table II)

Options, RSUs and convertible securities reported on Form 4 Table II.

Date Ticker Security Underlying Exercise price Expiration Shares A/D
Feb. 17, 2009 OSBC Employee Stock Option (right to buy) Common stock $7.49 Feb. 17, 2019 1,500 Acquired

Exercise/conversion price is blank when not applicable (e.g. RSUs).

Initial ownership (Form 3) 1 holding

Securities held when first becoming an insider, per SEC Form 3.

Date Ticker Security Shares Ownership
Feb. 15, 2008 OSBC Old Second Bancorp Inc. Common Stock 0 Direct