Balakrishnan S Iyer
CIK 1185812 · View on SEC EDGAR ↗
Insider
First SEC filing: July 2, 2025 · Latest: July 2, 2025
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Insider at
Insider transactions
0 buys (P)
0 sells (S)
Net:
$0
+ 73 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
73 other filings hidden
| Date | Ticker | Code | Shares | Price | Value | Owned after | Δ own | A/D | vs now |
|---|---|---|---|---|---|---|---|---|---|
| May 18, 2020 | POWI | S | 1,400 | $109.09 | $152,726 | 6,244 Direct | -18.32% | Disposed | 0.8% (price as of 2026-08-21) |
| May 18, 2020 | POWI | S | 8,596 | $108.47 | $932,408 | 7,644 Direct | -52.93% | Disposed | 1.4% (price as of 2026-08-21) |
| Feb. 10, 2020 | POWI | S | 4,000 | $107.80 | $431,200 | 16,240 Direct | -19.76% | Disposed | 2.0% (price as of 2026-08-21) |
| Feb. 6, 2020 | POWI | S | 4,000 | $106.51 | $426,040 | 16,240 Direct | -19.76% | Disposed | 3.3% (price as of 2026-08-21) |
| Aug. 29, 2019 | POWI | S | 4,000 | $89.00 | $356,000 | 16,240 Direct | -19.76% | Disposed | 23.6% (price as of 2026-08-21) |
| Aug. 28, 2019 | POWI | S | 4,000 | $86.81 | $347,240 | 16,240 Direct | -19.76% | Disposed | 26.7% (price as of 2026-08-21) |
| Aug. 21, 2018 | POWI | S | 5,500 | $73.51 | $404,305 | 14,740 Direct | -27.17% | Disposed | 49.6% (price as of 2026-08-21) |
| Aug. 8, 2018 | POWI | S | 2,500 | $73.50 | $183,750 | 14,740 Direct | -14.50% | Disposed | 49.7% (price as of 2026-08-21) |
| May 30, 2018 | POWI | S | 3,233 | $76.32 | $246,743 | 13,391 Direct | -19.45% | Disposed | 44.1% (price as of 2026-08-21) |
| May 30, 2018 | POWI | S | 100 | $77.15 | $7,715 | 13,391 Direct | -0.74% | Disposed | 42.6% (price as of 2026-08-21) |
| Nov. 9, 2016 | POWI | S | 10,000 | $64.16 | $641,600 | 11,992 Direct | -45.47% | Disposed | 71.4% (price as of 2026-08-21) |
| June 11, 2015 | SWKS | S | 10,448 | $105.27 | $1,099,861 | 13,555 Direct | -43.53% | Disposed | -35.5% (price as of 2026-08-21) |
| March 9, 2015 | SWKS | S | 15,000 | $91.54 | $1,373,100 | 22,247 Direct | -40.27% | Disposed | -25.8% (price as of 2026-08-21) |
| Dec. 11, 2014 | SWKS | S | 3,443 | $70.54 | $242,869 | 22,247 Direct | -13.40% | Disposed | -3.7% (price as of 2026-08-21) |
| Dec. 10, 2014 | SWKS | S | 6,557 | $70.09 | $459,580 | 25,690 Direct | -20.33% | Disposed | -3.1% (price as of 2026-08-21) |
| Dec. 5, 2014 | SWKS | S | 6,000 | $70.96 | $425,760 | 32,247 Direct | -15.69% | Disposed | -4.3% (price as of 2026-08-21) |
| Aug. 19, 2014 | SWKS | S | 10,000 | $55.34 | $553,400 | 32,247 Direct | -23.67% | Disposed | 22.7% (price as of 2026-08-21) |
| March 11, 2014 | SWKS | S | 16,527 | $36.65 | $605,715 | 0 Indirect | -100.00% | Disposed | 85.3% (price as of 2026-08-21) |
| March 10, 2014 | SWKS | S | 8,473 | $36.65 | $310,535 | 16,527 Indirect | -33.89% | Disposed | 85.3% (price as of 2026-08-21) |
| Nov. 26, 2013 | POWI | S | 10,000 | $53.75 | $537,500 | 6,063 Direct | -62.25% | Disposed | 104.7% (price as of 2026-08-21) |
| Nov. 6, 2013 | POWI | S | 7,054 | $56.88 | $401,232 | 6,063 Direct | -53.78% | Disposed | 93.4% (price as of 2026-08-21) |
| Nov. 5, 2013 | POWI | S | 2,946 | $56.88 | $167,568 | 6,063 Direct | -32.70% | Disposed | 93.4% (price as of 2026-08-21) |
| May 21, 2013 | POWI | S | 10,000 | $45.15 | $451,500 | 3,634 Direct | -73.35% | Disposed | 143.6% (price as of 2026-08-21) |
| May 9, 2013 | POWI | S | 10,000 | $42.60 | $426,000 | 3,634 Direct | -73.35% | Disposed | 158.2% (price as of 2026-08-21) |
| Feb. 28, 2013 | POWI | S | 10,000 | $42.06 | $420,600 | 3,634 Direct | -73.35% | Disposed | 161.5% (price as of 2026-08-21) |
| Aug. 31, 2012 | SWKS | S | 15,000 | $30.34 | $455,100 | 55,582 Direct | -21.25% | Disposed | 123.8% (price as of 2026-08-21) |
| May 14, 2012 | POWI | S | 9,000 | $41.94 | $377,460 | 0 Direct | -100.00% | Disposed | 162.3% (price as of 2026-08-21) |
Showing latest 100 of 158 transactions
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. 10, 2020 | POWI | Non-Qualified Stock Option (right to buy) | Common Stock (4,000) | $39.49 | July 1, 2021 | 4,000 | Disposed |
| Feb. 6, 2020 | POWI | Non-Qualified Stock Option (right to buy) | Common Stock (4,000) | $39.49 | July 1, 2021 | 4,000 | Disposed |
| Aug. 29, 2019 | POWI | Non-Qualified Stock Option (right to buy) | Common Stock (4,000) | $32.26 | July 1, 2020 | 4,000 | Disposed |
| Aug. 28, 2019 | POWI | Non-Qualified Stock Option (right to buy) | Common Stock (4,000) | $32.26 | July 1, 2020 | 4,000 | Disposed |
| May 9, 2019 | SWKS | Restricted Stock Units | Common Stock (2,110) | — | — | 2,110 | Disposed |
| May 8, 2019 | SWKS | Restricted Stock Units | Common Stock (2,294) | — | — | 2,294 | Acquired |
| Aug. 21, 2018 | POWI | Non-Qualified Stock Option (right to buy) | Common Stock (5,500) | $24.21 | July 1, 2019 | 5,500 | Disposed |
| Aug. 8, 2018 | POWI | Non-Qualified Stock Option (right to buy) | Common Stock (2,500) | $24.21 | July 1, 2019 | 2,500 | Disposed |
| May 30, 2018 | POWI | Non-Qualified Stock Option (right to buy) | Common Stock (3,233) | $21.14 | April 28, 2019 | 3,233 | Disposed |
| May 30, 2018 | POWI | Non-Qualified Stock Option (right to buy) | Common Stock (100) | $21.14 | April 28, 2019 | 100 | Disposed |
| May 10, 2018 | SWKS | Restricted Stock Units | Common Stock (1,992) | — | — | 1,992 | Disposed |
| May 9, 2018 | SWKS | Restricted Stock Units | Common Stock (2,110) | — | — | 2,110 | Acquired |
| May 11, 2017 | SWKS | Restricted Stock Units | Common Stock (2,775) | — | — | 2,775 | Disposed |
| May 10, 2017 | SWKS | Restricted Stock Units | Common Stock (1,992) | — | — | 1,992 | Acquired |
| Nov. 9, 2016 | POWI | Non-Qualified Stock Option (right to buy) | Common Stock (10,000) | $26.86 | Feb. 13, 2018 | 10,000 | Disposed |
| May 11, 2016 | SWKS | Restricted Stock Unit | Common Stock (2,775) | — | — | 2,775 | Acquired |
| March 9, 2015 | SWKS | Employee Stock Option (Right to Buy) | Common Stock (15,000) | $5.67 | March 29, 2017 | 15,000 | Disposed |
| Dec. 5, 2014 | SWKS | Employee Stock Option (Right to Buy) | Common Stock (6,000) | $6.96 | March 30, 2016 | 6,000 | Disposed |
| Nov. 26, 2013 | POWI | Non-Qualified Stock Option (right to buy) | Common Stock (10,000) | $23.90 | Feb. 13, 2017 | 10,000 | Disposed |
| Nov. 6, 2013 | POWI | Non-Qualified Stock Option (right to buy) | Common Stock (7,054) | $25.88 | Feb. 13, 2016 | 7,054 | Disposed |
| Nov. 5, 2013 | POWI | Non-Qualified Stock Option (right to buy) | Common Stock (2,946) | $25.88 | Feb. 13, 2016 | 2,946 | Disposed |
| May 21, 2013 | POWI | Non-Qualified Stock Option (right to buy) | Common Stock (10,000) | $28.55 | Feb. 13, 2014 | 10,000 | Disposed |
| May 9, 2013 | POWI | Non-Qualified Stock Option (right to buy) | Common Stock (10,000) | $28.55 | Feb. 13, 2014 | 10,000 | Disposed |
| Feb. 28, 2013 | POWI | Non-Qualified Stock Option (right to buy) | Common Stock (10,000) | $28.55 | Feb. 13, 2014 | 10,000 | Disposed |
| Aug. 31, 2012 | SWKS | Employee Stock Option (Right to Buy) | Common Stock (15,000) | $11.75 | March 30, 2014 | 15,000 | Disposed |
| May 31, 2012 | POWI | Non-Qualified Stock Option (right to buy) | Common Stock (1,000) | $21.05 | Feb. 14, 2015 | 1,000 | Disposed |
| May 14, 2012 | POWI | Non-Qualified Stock Option (right to buy) | Common Stock (9,000) | $21.05 | Feb. 14, 2015 | 9,000 | Disposed |
| Feb. 16, 2012 | SWKS | Employee Stock Option (Right to Buy) | Common Stock (18,690) | $21.31 | April 3, 2012 | 18,690 | Disposed |
| Feb. 15, 2012 | SWKS | Employee Stock Option (Right to Buy) | Common Stock (20,000) | $21.31 | April 3, 2012 | 20,000 | Disposed |
| Feb. 14, 2012 | SWKS | Employee Stock Option (Right to Buy) | Common Stock (433) | $21.31 | April 3, 2012 | 433 | Disposed |
| Feb. 8, 2012 | SWKS | Employee Stock Option (Right to Buy) | Common Stock (10,000) | $21.31 | April 3, 2012 | 10,000 | Disposed |
| Feb. 7, 2012 | SWKS | Employee Stock Option (Right to Buy) | Common Stock (10,000) | $21.31 | April 3, 2012 | 10,000 | Disposed |
| Feb. 6, 2012 | SWKS | Employee Stock Option (Right to Buy) | Common Stock (2,300) | $21.31 | April 3, 2012 | 2,300 | Disposed |
| July 1, 2011 | POWI | Non-Qualified Stock Option (right to buy) | Common Stock (8,000) | $39.49 | July 1, 2021 | 8,000 | Acquired |
| Dec. 10, 2010 | SWKS | Employee Stock Option (Right to Buy) | Common Stock (52,648) | $21.31 | April 3, 2012 | 52,648 | Disposed |
| Dec. 3, 2010 | SWKS | Employee Stock Option (Right to Buy) | Common Stock (4,692) | $21.31 | April 3, 2012 | 4,692 | Disposed |
| Dec. 2, 2010 | SWKS | Employee Stock Option (Right to Buy) | Common Stock (317) | $21.31 | April 3, 2012 | 317 | Disposed |
| Dec. 2, 2010 | SWKS | Employee Stock Option (Right to Buy) | Common Stock (56,413) | $21.31 | April 3, 2012 | 56,413 | Disposed |
| Sept. 13, 2010 | SWKS | Employee Stock Option (Right to Buy) | Common Stock (9,000) | $6.96 | March 30, 2016 | 9,000 | Disposed |
| Sept. 13, 2010 | SWKS | Employee Stock Option (Right to Buy) | Common Stock (6,000) | $8.22 | Nov. 12, 2012 | 6,000 | Disposed |
| Sept. 13, 2010 | SWKS | Employee Stock Option (Right to Buy) | Common Stock (15,000) | $6.24 | March 10, 2013 | 15,000 | Disposed |
| Sept. 13, 2010 | SWKS | Employee Stock Option (Right to Buy) | Common Stock (15,000) | $5.18 | April 28, 2015 | 15,000 | Disposed |
| July 1, 2010 | POWI | Non-Qualified Stock Option (right to buy) | Common Stock (8,000) | $32.26 | July 1, 2020 | 8,000 | Acquired |
| March 4, 2010 | SWKS | Employee Stock Option (Right to Buy) | Common Stock (45,000) | $6.31 | June 25, 2012 | 45,000 | Acquired |
| July 1, 2009 | POWI | Non-Qualified Stock Option (right to buy) | Common Stock (8,000) | $24.21 | July 1, 2019 | 8,000 | Acquired |
| April 28, 2009 | POWI | Non-Qualified Stock Option (right to buy) | Common Stock (3,333) | $21.14 | April 28, 2019 | 3,333 | Acquired |
| Feb. 13, 2008 | POWI | Non-Qualified Stock Option (right to buy) | Common Stock (10,000) | $26.86 | Feb. 13, 2018 | 10,000 | Acquired |
| March 29, 2007 | SWKS | Stock Option (Right to Buy) | Common Stock (15,000) | $5.67 | March 29, 2017 | 15,000 | Acquired |
| Feb. 13, 2007 | POWI | Non-Qualified Stock Option (right to buy) | Common Stock (10,000) | $23.90 | Feb. 13, 2017 | 10,000 | Acquired |
| March 30, 2006 | SWKS | Stock Option (Right to Buy) | Common Stock (15,000) | $6.96 | March 30, 2016 | 15,000 | Acquired |
| Feb. 13, 2006 | POWI | Non-Qualified Stock Option (right to buy) | Common Stock (10,000) | $25.88 | Feb. 13, 2016 | 10,000 | Acquired |
| April 28, 2005 | SWKS | Stock Option (Right to Buy) | Common Stock (15,000) | $5.18 | April 28, 2015 | 15,000 | Acquired |
| Feb. 14, 2005 | POWI | Non-Qualified Stock Option (right to buy) | Common Stock (10,000) | $21.05 | Feb. 14, 2015 | 10,000 | Acquired |
| March 30, 2004 | SWKS | Stock Option (Right to Buy) | Common Stock (15,000) | $11.75 | March 30, 2014 | 15,000 | Acquired |
Exercise/conversion price is blank when not applicable (e.g. RSUs).
Initial ownership (Form 3) 4 holdings
Securities held when first becoming an insider, per SEC Form 3.
| Date | Ticker | Security | Shares | Ownership |
|---|---|---|---|---|
| Dec. 31, 2020 | CLVT | Ordinary Shares | 8,856 | Direct |
| Dec. 31, 2020 | CLVT | Ordinary Shares | 258,279 | Indirect |
| Dec. 31, 2020 | CLVT | Warrants (right to buy)→ Ordinary Shares (274,000) | 274,000 | Indirect |
| Feb. 17, 2004 | POWI | Non-Qualified Stock Option (right to buy)→ Common Stock (30,000) | 30,000 | Direct |