Walter Cd Carlson
CIK 1230118 · View on SEC EDGAR ↗
Insider
First SEC filing: Jan. 14, 2022 · Latest: Jan. 14, 2022
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Insider at
Insider transactions
0 buys (P)
0 sells (S)
Net:
$0
+ 100 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
No open-market trades on record; showing all filings.
| Date | Ticker | Code | Shares | Price | Value | Owned after | Δ own | A/D | vs now |
|---|---|---|---|---|---|---|---|---|---|
| May 21, 2026 | TDS | A | 11,905 | $41.20 | $490,486 | 233,429 Direct | +5.37% | Acquired | -15.5% (price as of 2026-08-20) |
| May 21, 2026 | TDS | F | 5,016 | $41.20 | $206,659 | 228,609 Direct | -2.15% | Disposed | -15.5% (price as of 2026-08-20) |
| May 21, 2026 | TDS | M | 11,905 | — | — | 23,810 Direct | -33.33% | Disposed | (price as of 2026-08-20) |
| May 20, 2026 | TDS | A | 31,731 | — | — | 31,731 Direct | — | Acquired | (price as of 2026-08-20) |
| Feb. 25, 2026 | TDS | A | 25,191 | — | — | 37,927 Direct | +197.79% | Acquired | (price as of 2026-08-20) |
| Aug. 1, 2025 | UZF | A | 1,146 | $73.50 | $84,231 | 44,628 Direct | +2.64% | Acquired | -77.0% (price as of 2026-08-20) |
| May 22, 2025 | TDS | A | 2,479 | $33.83 | $83,865 | 220,626 Direct | +1.14% | Acquired | 2.9% (price as of 2026-08-20) |
| May 21, 2025 | TDS | A | 12,736 | — | — | 12,736 Direct | — | Acquired | (price as of 2026-08-20) |
| May 21, 2025 | TDS | A | 35,715 | — | — | 35,715 Direct | — | Acquired | (price as of 2026-08-20) |
| May 22, 2024 | TDS | A | 6,320 | $19.25 | $121,660 | 98,991 Direct | +6.82% | Acquired | 80.8% (price as of 2026-08-20) |
| May 21, 2024 | UZF | A | 2,836 | $43.01 | $121,976 | 43,482 Direct | +6.98% | Acquired | -60.6% (price as of 2026-08-20) |
| April 16, 2024 | TDS | W | 80,593 | — | — | 2,437,459 Indirect | +3.42% | Acquired | (price as of 2026-08-20) |
| April 16, 2024 | TDS | W | 27,095 | — | — | 28,590 Direct | +1812.37% | Acquired | (price as of 2026-08-20) |
| April 16, 2024 | TDS | W | 71,989 | — | — | 2,085,194 Indirect | +3.58% | Acquired | (price as of 2026-08-20) |
| April 16, 2024 | TDS | W | 118,135 | — | — | 217,126 Direct | +119.34% | Acquired | (price as of 2026-08-20) |
| May 17, 2023 | TDS | A | 1,129 | $7.14 | $8,061 | 86,811 Direct | +1.32% | Acquired | 387.5% (price as of 2026-08-20) |
| May 15, 2023 | UZF | A | 1,372 | $15.18 | $20,827 | 40,646 Direct | +3.49% | Acquired | 11.6% (price as of 2026-08-20) |
| March 1, 2023 | TDS | A | 8,258 | $12.11 | $100,004 | 85,682 Direct | +10.67% | Acquired | 187.4% (price as of 2026-08-20) |
| March 1, 2022 | TDS | A | 5,811 | $17.21 | $100,007 | 73,743 Direct | +8.55% | Acquired | 102.2% (price as of 2026-08-20) |
| March 1, 2022 | UZF | A | 3,684 | $27.15 | $100,021 | 34,983 Direct | +11.77% | Acquired | -37.6% (price as of 2026-08-20) |
| March 1, 2021 | UZF | A | 3,359 | $29.77 | $99,997 | 31,299 Direct | +12.02% | Acquired | -43.1% (price as of 2026-08-20) |
| March 1, 2021 | TDS | A | 5,537 | $18.06 | $99,998 | 65,625 Direct | +9.21% | Acquired | 92.7% (price as of 2026-08-20) |
| March 2, 2020 | TDS | A | 4,805 | — | — | 57,830 Direct | +9.06% | Acquired | (price as of 2026-08-20) |
| March 2, 2020 | UZF | A | 3,154 | — | — | 27,940 Direct | +12.72% | Acquired | (price as of 2026-08-20) |
| March 1, 2019 | UZF | A | 2,123 | — | — | 24,786 Direct | +9.37% | Acquired | (price as of 2026-08-20) |
| March 1, 2019 | TDS | A | 3,110 | — | — | 51,733 Direct | +6.40% | Acquired | (price as of 2026-08-20) |
| March 1, 2018 | UZF | A | 2,525 | — | — | 22,663 Direct | +12.54% | Acquired | (price as of 2026-08-20) |
| March 1, 2018 | TDS | A | 3,510 | — | — | 47,527 Direct | +7.97% | Acquired | (price as of 2026-08-20) |
| March 1, 2017 | UZF | A | 2,115 | — | — | 20,138 Direct | +11.74% | Acquired | (price as of 2026-08-20) |
| March 1, 2017 | TDS | A | 2,964 | — | — | 42,969 Direct | +7.41% | Acquired | (price as of 2026-08-20) |
| March 1, 2016 | TDS | A | 2,969 | — | — | 39,139 Direct | +8.21% | Acquired | (price as of 2026-08-20) |
| March 1, 2016 | UZF | A | 1,926 | — | — | 18,023 Direct | +11.96% | Acquired | (price as of 2026-08-20) |
| March 2, 2015 | UZF | A | 2,119 | — | — | 16,097 Direct | +15.16% | Acquired | (price as of 2026-08-20) |
| March 2, 2015 | TDS | A | 3,160 | — | — | 35,382 Direct | +9.81% | Acquired | (price as of 2026-08-20) |
| March 3, 2014 | UZF | A | 2,025 | — | — | 13,978 Direct | +16.94% | Acquired | (price as of 2026-08-20) |
| March 3, 2014 | TDS | A | 3,277 | — | — | 31,503 Direct | +11.61% | Acquired | (price as of 2026-08-20) |
| March 1, 2013 | TDS | A | 3,266 | — | — | 27,611 Direct | +13.42% | Acquired | (price as of 2026-08-20) |
| March 1, 2013 | UZF | A | 2,174 | — | — | 11,953 Direct | +22.23% | Acquired | (price as of 2026-08-20) |
| March 1, 2012 | TDS | A | 2,186 | — | — | 23,809 Direct | +10.11% | Acquired | (price as of 2026-08-20) |
| Feb. 29, 2012 | UZF | A | 1,274 | — | — | 9,779 Direct | +14.98% | Acquired | (price as of 2026-08-20) |
| Jan. 24, 2012 | TDS | J | 2,139,638 | — | — | 2,139,638 Indirect | — | Acquired | (price as of 2026-08-20) |
| Jan. 24, 2012 | TDS | J | 1,968,388 | — | — | 0 Indirect | -100.00% | Disposed | (price as of 2026-08-20) |
| Jan. 24, 2012 | TDS | J | 1,015 | — | — | 1,015 Direct | — | Acquired | (price as of 2026-08-20) |
| Jan. 24, 2012 | TDS | J | 935 | — | — | 0 Direct | -100.00% | Disposed | (price as of 2026-08-20) |
| Jan. 24, 2012 | TDS | J | 6,737 | — | — | 21,623 Direct | +45.26% | Acquired | (price as of 2026-08-20) |
| Jan. 24, 2012 | TDS | J | 6,199 | — | — | 0 Direct | -100.00% | Disposed | (price as of 2026-08-20) |
| Jan. 24, 2012 | TDS | J | 14,886 | — | — | 14,886 Direct | — | Acquired | (price as of 2026-08-20) |
| Jan. 24, 2012 | TDS | J | 14,886 | — | — | 0 Direct | -100.00% | Disposed | (price as of 2026-08-20) |
| Jan. 24, 2012 | TDS | J | 1,907,276 | — | — | 1,907,276 Indirect | — | Acquired | (price as of 2026-08-20) |
| Jan. 24, 2012 | TDS | J | 1,907,276 | — | — | 0 Indirect | -100.00% | Disposed | (price as of 2026-08-20) |
| Feb. 28, 2011 | UZF | A | 1,100 | — | — | 8,505 Direct | +14.85% | Acquired | (price as of 2026-08-20) |
| Feb. 28, 2011 | TDS | A | 1,856 | — | — | 14,590 Direct | +14.58% | Acquired | (price as of 2026-08-20) |
| Feb. 26, 2010 | TDS | A | 1,937 | — | — | 12,530 Direct | +18.29% | Acquired | (price as of 2026-08-20) |
| Feb. 26, 2010 | UZF | A | 1,501 | — | — | 7,405 Direct | +25.42% | Acquired | (price as of 2026-08-20) |
| Feb. 27, 2009 | UZF | A | 1,308 | — | — | 5,904 Direct | +28.46% | Acquired | (price as of 2026-08-20) |
| Feb. 27, 2009 | TDS | A | 1,636 | — | — | 10,420 Direct | +18.62% | Acquired | (price as of 2026-08-20) |
| Feb. 29, 2008 | TDS | A | 1,044 | — | — | 8,678 Direct | +13.68% | Acquired | (price as of 2026-08-20) |
| June 19, 2007 | TDS | A | 427 | — | — | 7,609 Direct | +5.95% | Acquired | (price as of 2026-08-20) |
| May 8, 2007 | UZF | A | 309 | — | — | 4,596 Direct | +7.21% | Acquired | (price as of 2026-08-20) |
| April 23, 2007 | UZF | A | 12 | — | — | 4,287 Direct | +0.28% | Acquired | (price as of 2026-08-20) |
| Dec. 29, 2006 | TDS | A | 394 | — | — | 7,182 Direct | +5.80% | Acquired | (price as of 2026-08-20) |
| Dec. 12, 2006 | TDS | A | 35 | — | — | 6,788 Direct | +0.52% | Acquired | (price as of 2026-08-20) |
| Nov. 7, 2006 | UZF | A | 14 | — | — | 4,275 Direct | +0.33% | Acquired | (price as of 2026-08-20) |
| Nov. 2, 2006 | TDS | A | 39 | — | — | 6,753 Direct | +0.58% | Acquired | (price as of 2026-08-20) |
| Oct. 10, 2006 | UZF | A | 389 | — | — | 4,261 Direct | +10.05% | Acquired | (price as of 2026-08-20) |
| Oct. 10, 2006 | TDS | A | 1,596 | — | — | 6,714 Direct | +31.18% | Acquired | (price as of 2026-08-20) |
| Oct. 10, 2006 | TDS | A | 1,646 | — | — | 6,764 Direct | +32.16% | Acquired | (price as of 2026-08-20) |
| March 7, 2006 | UZF | A | 16 | — | — | 3,872 Direct | +0.41% | Acquired | (price as of 2026-08-20) |
| Feb. 21, 2006 | TDS | A | 50 | — | — | 5,118 Direct | +0.99% | Acquired | (price as of 2026-08-20) |
| Dec. 30, 2005 | TDS | A | 527 | — | — | 5,793 Direct | +10.01% | Acquired | (price as of 2026-08-20) |
| Dec. 8, 2005 | TDS | A | 47 | — | — | 5,266 Direct | +0.90% | Acquired | (price as of 2026-08-20) |
| Dec. 6, 2005 | UZF | A | 17 | — | — | 3,856 Direct | +0.44% | Acquired | (price as of 2026-08-20) |
| Nov. 3, 2005 | TDS | A | 47 | — | — | 5,219 Direct | +0.91% | Acquired | (price as of 2026-08-20) |
| Nov. 1, 2005 | UZF | A | 17 | — | — | 3,839 Direct | +0.44% | Acquired | (price as of 2026-08-20) |
| Sept. 30, 2005 | TDS | A | 488 | — | — | 5,172 Direct | +10.42% | Acquired | (price as of 2026-08-20) |
| Aug. 31, 2005 | UZF | A | 16 | — | — | 3,822 Direct | +0.42% | Acquired | (price as of 2026-08-20) |
| Aug. 24, 2005 | TDS | A | 43 | — | — | 4,684 Direct | +0.93% | Acquired | (price as of 2026-08-20) |
| Aug. 24, 2005 | TDS | A | 43 | — | — | 4,684 Direct | +0.93% | Acquired | (price as of 2026-08-20) |
| June 30, 2005 | TDS | A | 483 | — | — | 4,632 Direct | +11.64% | Acquired | (price as of 2026-08-20) |
| May 13, 2005 | TDS | J | 5,030 | — | — | 5,030 Direct | — | Acquired | (price as of 2026-08-20) |
| May 13, 2005 | TDS | J | 1,887,310 | — | — | 1,887,310 Indirect | — | Acquired | (price as of 2026-08-20) |
| May 13, 2005 | TDS | J | 1,887,310 | — | — | 1,887,310 Indirect | — | Acquired | (price as of 2026-08-20) |
| May 13, 2005 | TDS | J | 5,030 | — | — | 5,030 Direct | — | Acquired | (price as of 2026-08-20) |
| May 5, 2005 | TDS | A | 22 | — | — | 4,149 Direct | +0.53% | Acquired | (price as of 2026-08-20) |
| May 3, 2005 | UZF | A | 389 | — | — | 3,806 Direct | +11.38% | Acquired | (price as of 2026-08-20) |
| March 31, 2005 | TDS | J | 9 | — | — | 4,684 Direct | +0.19% | Acquired | (price as of 2026-08-20) |
| March 31, 2005 | TDS | J | 2 | — | — | 872 Direct | +0.23% | Acquired | (price as of 2026-08-20) |
| March 31, 2005 | TDS | J | 3,184 | — | — | 1,887,310 Indirect | +0.17% | Acquired | (price as of 2026-08-20) |
| March 31, 2005 | TDS | J | 3,184 | — | — | 1,887,310 Indirect | +0.17% | Acquired | (price as of 2026-08-20) |
| March 31, 2005 | TDS | J | 2 | — | — | 872 Direct | +0.23% | Acquired | (price as of 2026-08-20) |
| March 31, 2005 | TDS | J | 9 | — | — | 4,684 Direct | +0.19% | Acquired | (price as of 2026-08-20) |
| March 31, 2005 | TDS | A | 202 | — | — | 4,127 Direct | +5.15% | Acquired | (price as of 2026-08-20) |
| Feb. 24, 2005 | TDS | A | 17 | — | — | 3,925 Direct | +0.44% | Acquired | (price as of 2026-08-20) |
| Feb. 22, 2005 | UZF | A | 16 | — | — | 3,417 Direct | +0.47% | Acquired | (price as of 2026-08-20) |
| Dec. 31, 2004 | TDS | A | 222 | — | — | 3,877 Direct | +6.07% | Acquired | (price as of 2026-08-20) |
| Dec. 9, 2004 | TDS | A | 19 | — | — | 3,655 Direct | +0.52% | Acquired | (price as of 2026-08-20) |
| Dec. 7, 2004 | UZF | A | 17 | — | — | 3,401 Direct | +0.50% | Acquired | (price as of 2026-08-20) |
| Nov. 9, 2004 | TDS | A | 19 | — | — | 3,636 Direct | +0.53% | Acquired | (price as of 2026-08-20) |
| Nov. 4, 2004 | UZF | A | 17 | — | — | 3,384 Direct | +0.50% | Acquired | (price as of 2026-08-20) |
| Sept. 30, 2004 | TDS | A | 207 | — | — | 3,617 Direct | +6.07% | Acquired | (price as of 2026-08-20) |
Showing latest 100 of 119 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 |
|---|---|---|---|---|---|---|---|
| May 21, 2026 | TDS | Restricted Stock Units | Common Shares (11,905) | — | — | 11,905 | Disposed |
| May 20, 2026 | TDS | Restricted Stock Units | Common Shares (31,731) | — | — | 31,731 | Acquired |
| Feb. 25, 2026 | TDS | Performance Share Units | Common Shares (25,191) | — | — | 25,191 | Acquired |
| May 21, 2025 | TDS | Performance Share Units | Common Shares (12,736) | — | — | 12,736 | Acquired |
| May 21, 2025 | TDS | Restricted Stock Units | Common Shares (35,715) | — | — | 35,715 | Acquired |
| April 16, 2024 | TDS | Series A Common Shares | Common Shares (80,593) | — | — | 80,593 | Acquired |
| April 16, 2024 | TDS | Series A Common Shares | Common Shares (27,095) | — | — | 27,095 | Acquired |
| Jan. 24, 2012 | TDS | Series A Common Shares | Common Shares (2,139,638) | — | — | 2,139,638 | Acquired |
| Jan. 24, 2012 | TDS | Series A Common shares | Common Shares or Special Common Shares (1,968,388) | — | — | 1,968,388 | Disposed |
| Jan. 24, 2012 | TDS | Series A Common Shares | Common Shares (1,015) | — | — | 1,015 | Acquired |
| Jan. 24, 2012 | TDS | Series A Common shares | Common Shares or Special Common Shares (935) | — | — | 935 | Disposed |
| March 31, 2005 | TDS | Series A Common shares | Common Shares (872) | — | — | 2 | Acquired |
| March 31, 2005 | TDS | Series A Common shares | Common Shares (1,887,310) | — | — | 3,184 | Acquired |
| March 31, 2005 | TDS | Series A Common shares | Common Shares or Special Common Shares (1,887,310) | — | — | 3,184 | Acquired |
| March 31, 2005 | TDS | Series A Common shares | Common Shares or Special Common Shares (872) | — | — | 2 | Acquired |
| Oct. 8, 2003 | TDS | Series A common Shares | Common Shares | — | — | 196,367 | Acquired |
| Oct. 8, 2003 | TDS | Series A Common Shares | Common Shares | — | — | 493 | Acquired |
| Oct. 8, 2003 | TDS | Series A Common Shares | Common Shares | — | — | 493 | Disposed |
Exercise/conversion price is blank when not applicable (e.g. RSUs).