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Hornady

Hornady American Whitetail .300 Win Mag 150gr InterLock SP, 20 Rounds

  • 150gr
  • InterLock SP
  • Brass
  • 20 rds
  • Free shipping
$4.05/rd

$80.99 for 20

About usual: it usually sells for $4.03/rd, its median price over the last 90 days.

Free shipping, before tax. 7% under MSRP.

Copper Creek Ammo

Lowest of 2 stores

4.7 (31.6K), in stock,

Buy at Copper Creek Ammo(opens the store in a new tab)

Compare 3 stores

2 in stock.

Ranked by landed price: the item plus shipping to you, before tax.

Stores selling Hornady American Whitetail .300 Win Mag 150gr InterLock SP, 20 Rounds, ranked by landed price
StorePer roundVersus bestStockStore link
Copper Creek Ammo4.7
$4.05/rdBest priceIn stockBuy at Copper Creek Ammo (opens in a new tab)
Frontier Ammo Works4.4
$4.15/rd+9.55¢/rdIn stockBuy at Frontier Ammo Works (opens in a new tab)
Summit Tactical4.6
$3.75/rdNot availableOut of stockView at Summit Tactical (opens in a new tab)

Price history

The lowest price and each store's own, every day for 2 years.

Usual
$4.03/rd
90-day median
90-day low
$3.49/rd
90-day high
$4.35/rd
2-year low
$3.44/rd
May 11, 2026
Unchanged for
4 days
Since Oct 16, 2026
Every price change (139 in 2 years)
Every change of the lowest landed price, newest first
DateLowest priceChange
Oct 16, 2026$4.05/rdUp 15.5%
Oct 1, 2026$3.51/rdDown 16.2%
Sep 25, 2026$4.19/rdUp 2.5%
Sep 19, 2026$4.08/rdUp 8.2%
Sep 16, 2026$3.77/rdDown 13.3%
Sep 14, 2026$4.35/rdUp 3.7%
Sep 9, 2026$4.20/rdUp 5.4%
Sep 7, 2026$3.98/rdUp 13.1%
Sep 6, 2026$3.52/rdUp 0.8%
Sep 4, 2026$3.49/rdDown 10.8%
Sep 3, 2026$3.92/rdDown 5.2%
Aug 30, 2026$4.13/rdUp 2.3%
Aug 26, 2026$4.04/rdUp 0.2%
Aug 1, 2026$4.03/rdDown 5.3%
Jul 28, 2026$4.26/rdUp 4.9%
Jul 21, 2026$4.06/rdUp 1.8%
Jul 15, 2026$3.98/rdDown 5.1%
Jul 6, 2026$4.19/rdUp 18.7%
Jun 28, 2026$3.53/rdDown 16.1%
Jun 22, 2026$4.21/rdUp 0.9%
Jun 12, 2026$4.17/rdDown 0.9%
Jun 7, 2026$4.21/rdDown 2.8%
May 31, 2026$4.34/rdUp 24.4%
May 28, 2026$3.49/rdDown 16.5%
May 22, 2026$4.18/rdDown 0.2%
May 12, 2026$4.18/rdUp 21.6%
Apr 28, 2026$3.44/rdDown 20.6%
Apr 20, 2026$4.33/rdDown 8.4%
Apr 19, 2026$4.73/rdUp 10.5%
Apr 8, 2026$4.28/rdUp 4.2%
Apr 5, 2026$4.11/rdDown 9.6%
Mar 23, 2026$4.55/rdUp 1.1%
Mar 19, 2026$4.50/rdDown 0.8%
Mar 18, 2026$4.53/rdUp 2.9%
Mar 15, 2026$4.40/rdDown 2.1%
Mar 14, 2026$4.50/rdUp 2.3%
Mar 12, 2026$4.40/rdDown 3.6%
Mar 11, 2026$4.56/rdUp 3.4%
Mar 9, 2026$4.41/rdDown 9.9%
Mar 2, 2026$4.90/rdUp 21.6%
Feb 12, 2026$4.03/rdUp 6.8%
Feb 6, 2026$3.77/rdDown 14.4%
Feb 4, 2026$4.40/rdUp 0.5%
Jan 26, 2026$4.38/rdDown 7.4%
Jan 23, 2026$4.73/rdUp 1.8%
Jan 9, 2026$4.65/rdUp 4.3%
Jan 5, 2026$4.45/rdUp 2.5%
Dec 22, 2025$4.35/rdUp 0.1%
Dec 8, 2025$4.34/rdDown 3.7%
Dec 7, 2025$4.51/rdUp 1.9%
Nov 22, 2025$4.43/rdDown 2.6%
Nov 19, 2025$4.55/rdUp 1.1%
Nov 12, 2025$4.49/rdDown 1.4%
Nov 10, 2025$4.56/rdDown 0.3%
Nov 5, 2025$4.57/rdUp 8.9%
Oct 31, 2025$4.20/rdDown 7.2%
Oct 26, 2025$4.53/rdUp 0.4%
Oct 14, 2025$4.51/rdUp 1.0%
Oct 9, 2025$4.46/rdDown 0.6%
Oct 8, 2025$4.49/rdDown 12.6%
Oct 2, 2025$5.14/rdDown 0.7%
Sep 30, 2025$5.17/rdUp 12.3%
Sep 26, 2025$4.61/rdUp 4.7%
Sep 25, 2025$4.40/rdDown 3.9%
Sep 12, 2025$4.58/rdDown 0.5%
Sep 10, 2025$4.60/rdUp 1.2%
Sep 7, 2025$4.55/rdUp 17.6%
Sep 2, 2025$3.87/rdDown 13.1%
Sep 1, 2025$4.45/rdDown 4.0%
Aug 30, 2025$4.64/rdUp 3.1%
Aug 28, 2025$4.49/rdDown 3.1%
Aug 15, 2025$4.64/rdUp 4.5%
Aug 12, 2025$4.44/rdDown 15.8%
Aug 11, 2025$5.28/rdUp 17.2%
Aug 8, 2025$4.50/rdDown 1.0%
Aug 7, 2025$4.55/rdDown 8.2%
Aug 6, 2025$4.95/rdUp 2.2%
Jul 20, 2025$4.85/rdUp 5.2%
Jul 17, 2025$4.61/rdUp 1.2%
Jul 16, 2025$4.55/rdDown 4.8%
Jul 15, 2025$4.78/rdUp 1.5%
Jul 11, 2025$4.71/rdUp 3.2%
Jul 3, 2025$4.57/rdUp 1.0%
Jun 29, 2025$4.52/rdDown 2.0%
Jun 28, 2025$4.61/rdDown 0.1%
Jun 27, 2025$4.62/rdUp 0.6%
Jun 22, 2025$4.59/rdDown 13.6%
Jun 15, 2025$5.31/rdUp 36.1%
Jun 14, 2025$3.91/rdDown 14.6%
Jun 12, 2025$4.57/rdDown 6.0%
Jun 5, 2025$4.87/rdUp 4.2%
May 31, 2025$4.67/rdDown 9.2%
May 30, 2025$5.14/rdUp 8.3%
May 19, 2025$4.75/rdUp 7.7%
May 16, 2025$4.41/rdDown 11.2%
May 11, 2025$4.97/rdUp 7.1%
May 10, 2025$4.64/rdDown 2.3%
May 7, 2025$4.75/rdUp 0.6%
Apr 29, 2025$4.72/rdDown 1.1%
Apr 27, 2025$4.77/rdUp 4.7%
Apr 24, 2025$4.56/rdDown 4.5%
Apr 20, 2025$4.77/rdUp 0.2%
Apr 10, 2025$4.76/rdUp 14.7%
Apr 8, 2025$4.15/rdDown 5.7%
Apr 5, 2025$4.40/rdDown 4.1%
Apr 4, 2025$4.59/rdDown 1.7%
Apr 3, 2025$4.67/rdDown 8.1%
Mar 22, 2025$5.08/rdUp 9.7%
Mar 20, 2025$4.63/rdDown 4.3%
Mar 19, 2025$4.84/rdUp 11.8%
Mar 17, 2025$4.33/rdDown 9.3%
Mar 14, 2025$4.77/rdDown 3.2%
Mar 11, 2025$4.93/rdUp 3.3%
Mar 9, 2025$4.77/rdDown 1.4%
Mar 6, 2025$4.84/rdUp 0.9%
Feb 27, 2025$4.80/rdUp 2.2%
Feb 22, 2025$4.69/rdDown 6.4%
Feb 21, 2025$5.02/rdUp 12.4%
Feb 20, 2025$4.46/rdDown 18.9%
Feb 13, 2025$5.50/rdUp 13.2%
Feb 10, 2025$4.86/rdUp 6.3%
Feb 3, 2025$4.57/rdUp 2.9%
Feb 2, 2025$4.44/rdDown 5.6%
Feb 1, 2025$4.71/rdDown 2.0%
Jan 28, 2025$4.80/rdDown 9.6%
Jan 25, 2025$5.31/rdUp 10.6%
Jan 15, 2025$4.80/rdDown 12.2%
Jan 1, 2025$5.46/rdUp 9.5%
Dec 30, 2024$4.99/rdUp 5.7%
Dec 25, 2024$4.72/rdDown 2.8%
Dec 18, 2024$4.85/rdDown 2.5%
Dec 15, 2024$4.98/rdUp 5.8%
Dec 13, 2024$4.70/rdUp 6.7%
Dec 3, 2024$4.41/rdDown 8.2%
Nov 15, 2024$4.80/rdDown 12.8%
Nov 11, 2024$5.51/rdDown 1.4%
Nov 6, 2024$5.58/rdUp 2.1%
Nov 3, 2024$5.47/rdUp 12.3%
Nov 2, 2024$4.87/rdUp 1.4%

About this product

20 rounds of Hornady American Whitetail .300 Win Mag 150gr InterLock SP: .300 Win Mag with 150 grains InterLock SP bullets and brass cases. Made for hunting. Some states require an age check or ship ammo only to a dealer; the store confirms at checkout.

Caliber
.300 Win Mag
Bullet weight
150 grains
Bullet type
InterLock SP
Case
Brass
Rounds
20
Use
Hunting